Home / 1,371,540.96-2,057,409.96-472,969.74

Finding the Fourth Proportional to 1,371,540.96, 2,057,409.96 and 472,969.74

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Solution

The fourth proportional to 1,371,540.96, 2,057,409.96 and 472,969.74 is: 709,488.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,371,540.96 : 2,057,409.96 = 472,969.74 : x
  2. Step 2: Convert to fraction form
    1,371,540.96/2,057,409.96 = 472,969.74/x
  3. Step 3: Cross multiply
    1,371,540.96x = 2,057,409.96 × 472,969.74
  4. Step 4: Simplify right side
    1,371,540.96x = 973,092,653,854.61
  5. Step 5: Solve for x
    x = 973,092,653,854.61/1,371,540.96
  6. Step 6: Final answer
    x = 709,488.58

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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.