Home / 1,820,006.10-2,730,337.20-755,155.80

Finding the Fourth Proportional to 1,820,006.10, 2,730,337.20 and 755,155.80

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Solution

The fourth proportional to 1,820,006.10, 2,730,337.20 and 755,155.80 is: 1,132,869.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,820,006.10 : 2,730,337.20 = 755,155.80 : x
  2. Step 2: Convert to fraction form
    1,820,006.10/2,730,337.20 = 755,155.80/x
  3. Step 3: Cross multiply
    1,820,006.10x = 2,730,337.20 × 755,155.80
  4. Step 4: Simplify right side
    1,820,006.10x = 2,061,829,972,535.76
  5. Step 5: Solve for x
    x = 2,061,829,972,535.76/1,820,006.10
  6. Step 6: Final answer
    x = 1,132,869.81

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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.