Home / 1,141,618.31-1,712,507.24-458,505.21

Finding the Fourth Proportional to 1,141,618.31, 1,712,507.24 and 458,505.21

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Solution

The fourth proportional to 1,141,618.31, 1,712,507.24 and 458,505.21 is: 687,789.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,618.31 : 1,712,507.24 = 458,505.21 : x
  2. Step 2: Convert to fraction form
    1,141,618.31/1,712,507.24 = 458,505.21/x
  3. Step 3: Cross multiply
    1,141,618.31x = 1,712,507.24 × 458,505.21
  4. Step 4: Simplify right side
    1,141,618.31x = 785,193,492,848.98
  5. Step 5: Solve for x
    x = 785,193,492,848.98/1,141,618.31
  6. Step 6: Final answer
    x = 687,789.86

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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.