Home / 1,352,359.18-1,866,173.14-740,519.20

Finding the Fourth Proportional to 1,352,359.18, 1,866,173.14 and 740,519.20

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Solution

The fourth proportional to 1,352,359.18, 1,866,173.14 and 740,519.20 is: 1,021,871.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,352,359.18 : 1,866,173.14 = 740,519.20 : x
  2. Step 2: Convert to fraction form
    1,352,359.18/1,866,173.14 = 740,519.20/x
  3. Step 3: Cross multiply
    1,352,359.18x = 1,866,173.14 × 740,519.20
  4. Step 4: Simplify right side
    1,352,359.18x = 1,381,937,040,694.29
  5. Step 5: Solve for x
    x = 1,381,937,040,694.29/1,352,359.18
  6. Step 6: Final answer
    x = 1,021,871.31

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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.