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Finding the Fourth Proportional to 1,749,470.02, 2,625,034.47 and 1,040,897.86

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Solution

The fourth proportional to 1,749,470.02, 2,625,034.47 and 1,040,897.86 is: 1,561,840.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,749,470.02 : 2,625,034.47 = 1,040,897.86 : x
  2. Step 2: Convert to fraction form
    1,749,470.02/2,625,034.47 = 1,040,897.86/x
  3. Step 3: Cross multiply
    1,749,470.02x = 2,625,034.47 × 1,040,897.86
  4. Step 4: Simplify right side
    1,749,470.02x = 2,732,392,762,249.23
  5. Step 5: Solve for x
    x = 2,732,392,762,249.23/1,749,470.02
  6. Step 6: Final answer
    x = 1,561,840.29

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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.