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Finding the Fourth Proportional to 1,747,182.56, 2,411,088.86 and 1,012,237.02

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Solution

The fourth proportional to 1,747,182.56, 2,411,088.86 and 1,012,237.02 is: 1,396,873.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,747,182.56 : 2,411,088.86 = 1,012,237.02 : x
  2. Step 2: Convert to fraction form
    1,747,182.56/2,411,088.86 = 1,012,237.02/x
  3. Step 3: Cross multiply
    1,747,182.56x = 2,411,088.86 × 1,012,237.02
  4. Step 4: Simplify right side
    1,747,182.56x = 2,440,593,405,132.19
  5. Step 5: Solve for x
    x = 2,440,593,405,132.19/1,747,182.56
  6. Step 6: Final answer
    x = 1,396,873.73

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.