Home / 5,574,474.80-8,361,712.20-1,788,340.40

Finding the Fourth Proportional to 5,574,474.80, 8,361,712.20 and 1,788,340.40

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Solution

The fourth proportional to 5,574,474.80, 8,361,712.20 and 1,788,340.40 is: 2,682,510.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,574,474.80 : 8,361,712.20 = 1,788,340.40 : x
  2. Step 2: Convert to fraction form
    5,574,474.80/8,361,712.20 = 1,788,340.40/x
  3. Step 3: Cross multiply
    5,574,474.80x = 8,361,712.20 × 1,788,340.40
  4. Step 4: Simplify right side
    5,574,474.80x = 14,953,587,740,432.88
  5. Step 5: Solve for x
    x = 14,953,587,740,432.88/5,574,474.80
  6. Step 6: Final answer
    x = 2,682,510.60

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Double scale
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Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.