Home / 1,359,213.31-2,038,773.79-348,345.19

Finding the Fourth Proportional to 1,359,213.31, 2,038,773.79 and 348,345.19

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Solution

The fourth proportional to 1,359,213.31, 2,038,773.79 and 348,345.19 is: 522,505.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,213.31 : 2,038,773.79 = 348,345.19 : x
  2. Step 2: Convert to fraction form
    1,359,213.31/2,038,773.79 = 348,345.19/x
  3. Step 3: Cross multiply
    1,359,213.31x = 2,038,773.79 × 348,345.19
  4. Step 4: Simplify right side
    1,359,213.31x = 710,197,046,228.47
  5. Step 5: Solve for x
    x = 710,197,046,228.47/1,359,213.31
  6. Step 6: Final answer
    x = 522,505.95

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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.