Home / 1,359,757.80-2,041,208.10-729,901.80

Finding the Fourth Proportional to 1,359,757.80, 2,041,208.10 and 729,901.80

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Solution

The fourth proportional to 1,359,757.80, 2,041,208.10 and 729,901.80 is: 1,095,696.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,757.80 : 2,041,208.10 = 729,901.80 : x
  2. Step 2: Convert to fraction form
    1,359,757.80/2,041,208.10 = 729,901.80/x
  3. Step 3: Cross multiply
    1,359,757.80x = 2,041,208.10 × 729,901.80
  4. Step 4: Simplify right side
    1,359,757.80x = 1,489,881,466,364.58
  5. Step 5: Solve for x
    x = 1,489,881,466,364.58/1,359,757.80
  6. Step 6: Final answer
    x = 1,095,696.21

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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.