Home / 1,087,172.20-1,500,366.99-603,737.20

Finding the Fourth Proportional to 1,087,172.20, 1,500,366.99 and 603,737.20

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Solution

The fourth proportional to 1,087,172.20, 1,500,366.99 and 603,737.20 is: 833,195.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,087,172.20 : 1,500,366.99 = 603,737.20 : x
  2. Step 2: Convert to fraction form
    1,087,172.20/1,500,366.99 = 603,737.20/x
  3. Step 3: Cross multiply
    1,087,172.20x = 1,500,366.99 × 603,737.20
  4. Step 4: Simplify right side
    1,087,172.20x = 905,827,365,515.03
  5. Step 5: Solve for x
    x = 905,827,365,515.03/1,087,172.20
  6. Step 6: Final answer
    x = 833,195.85

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.