Home / 1,105,725.20-1,526,371.58-743,359.22

Finding the Fourth Proportional to 1,105,725.20, 1,526,371.58 and 743,359.22

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Solution

The fourth proportional to 1,105,725.20, 1,526,371.58 and 743,359.22 is: 1,026,152.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,725.20 : 1,526,371.58 = 743,359.22 : x
  2. Step 2: Convert to fraction form
    1,105,725.20/1,526,371.58 = 743,359.22/x
  3. Step 3: Cross multiply
    1,105,725.20x = 1,526,371.58 × 743,359.22
  4. Step 4: Simplify right side
    1,105,725.20x = 1,134,642,387,089.40
  5. Step 5: Solve for x
    x = 1,134,642,387,089.40/1,105,725.20
  6. Step 6: Final answer
    x = 1,026,152.24

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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.