Home / 4,288,011.60-6,432,017.40-2,605,630.80

Finding the Fourth Proportional to 4,288,011.60, 6,432,017.40 and 2,605,630.80

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Solution

The fourth proportional to 4,288,011.60, 6,432,017.40 and 2,605,630.80 is: 3,908,446.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,288,011.60 : 6,432,017.40 = 2,605,630.80 : x
  2. Step 2: Convert to fraction form
    4,288,011.60/6,432,017.40 = 2,605,630.80/x
  3. Step 3: Cross multiply
    4,288,011.60x = 6,432,017.40 × 2,605,630.80
  4. Step 4: Simplify right side
    4,288,011.60x = 16,759,462,643,575.92
  5. Step 5: Solve for x
    x = 16,759,462,643,575.92/4,288,011.60
  6. Step 6: Final answer
    x = 3,908,446.20

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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.