Home / 1,085,669.55-1,627,717.01-729,800.91

Finding the Fourth Proportional to 1,085,669.55, 1,627,717.01 and 729,800.91

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Solution

The fourth proportional to 1,085,669.55, 1,627,717.01 and 729,800.91 is: 1,094,172.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,669.55 : 1,627,717.01 = 729,800.91 : x
  2. Step 2: Convert to fraction form
    1,085,669.55/1,627,717.01 = 729,800.91/x
  3. Step 3: Cross multiply
    1,085,669.55x = 1,627,717.01 × 729,800.91
  4. Step 4: Simplify right side
    1,085,669.55x = 1,187,909,351,471.47
  5. Step 5: Solve for x
    x = 1,187,909,351,471.47/1,085,669.55
  6. Step 6: Final answer
    x = 1,094,172.12

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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.