Home / 1,068,602.70-1,474,080.75-729,569.10

Finding the Fourth Proportional to 1,068,602.70, 1,474,080.75 and 729,569.10

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Solution

The fourth proportional to 1,068,602.70, 1,474,080.75 and 729,569.10 is: 1,006,401.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,602.70 : 1,474,080.75 = 729,569.10 : x
  2. Step 2: Convert to fraction form
    1,068,602.70/1,474,080.75 = 729,569.10/x
  3. Step 3: Cross multiply
    1,068,602.70x = 1,474,080.75 × 729,569.10
  4. Step 4: Simplify right side
    1,068,602.70x = 1,075,443,766,104.83
  5. Step 5: Solve for x
    x = 1,075,443,766,104.83/1,068,602.70
  6. Step 6: Final answer
    x = 1,006,401.88

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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.