Home / 1,437,508.40-2,155,631.04-538,319.48

Finding the Fourth Proportional to 1,437,508.40, 2,155,631.04 and 538,319.48

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Solution

The fourth proportional to 1,437,508.40, 2,155,631.04 and 538,319.48 is: 807,242.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,437,508.40 : 2,155,631.04 = 538,319.48 : x
  2. Step 2: Convert to fraction form
    1,437,508.40/2,155,631.04 = 538,319.48/x
  3. Step 3: Cross multiply
    1,437,508.40x = 2,155,631.04 × 538,319.48
  4. Step 4: Simplify right side
    1,437,508.40x = 1,160,418,180,524.66
  5. Step 5: Solve for x
    x = 1,160,418,180,524.66/1,437,508.40
  6. Step 6: Final answer
    x = 807,242.71

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.