Home / 4,680,228.80-7,020,343.20-1,840,433.60

Finding the Fourth Proportional to 4,680,228.80, 7,020,343.20 and 1,840,433.60

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Solution

The fourth proportional to 4,680,228.80, 7,020,343.20 and 1,840,433.60 is: 2,760,650.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,680,228.80 : 7,020,343.20 = 1,840,433.60 : x
  2. Step 2: Convert to fraction form
    4,680,228.80/7,020,343.20 = 1,840,433.60/x
  3. Step 3: Cross multiply
    4,680,228.80x = 7,020,343.20 × 1,840,433.60
  4. Step 4: Simplify right side
    4,680,228.80x = 12,920,475,508,811.52
  5. Step 5: Solve for x
    x = 12,920,475,508,811.52/4,680,228.80
  6. Step 6: Final answer
    x = 2,760,650.40

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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.