Home / 1,335,371.98-1,842,891.20-754,580.31

Finding the Fourth Proportional to 1,335,371.98, 1,842,891.20 and 754,580.31

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Solution

The fourth proportional to 1,335,371.98, 1,842,891.20 and 754,580.31 is: 1,041,364.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,335,371.98 : 1,842,891.20 = 754,580.31 : x
  2. Step 2: Convert to fraction form
    1,335,371.98/1,842,891.20 = 754,580.31/x
  3. Step 3: Cross multiply
    1,335,371.98x = 1,842,891.20 × 754,580.31
  4. Step 4: Simplify right side
    1,335,371.98x = 1,390,609,412,992.27
  5. Step 5: Solve for x
    x = 1,390,609,412,992.27/1,335,371.98
  6. Step 6: Final answer
    x = 1,041,364.83

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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.