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Finding the Fourth Proportional to 1,832,382.66, 2,748,572.16 and 1,255,437.48

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Solution

The fourth proportional to 1,832,382.66, 2,748,572.16 and 1,255,437.48 is: 1,883,154.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,832,382.66 : 2,748,572.16 = 1,255,437.48 : x
  2. Step 2: Convert to fraction form
    1,832,382.66/2,748,572.16 = 1,255,437.48/x
  3. Step 3: Cross multiply
    1,832,382.66x = 2,748,572.16 × 1,255,437.48
  4. Step 4: Simplify right side
    1,832,382.66x = 3,450,660,506,148.56
  5. Step 5: Solve for x
    x = 3,450,660,506,148.56/1,832,382.66
  6. Step 6: Final answer
    x = 1,883,154.97

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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.