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Finding the Fourth Proportional to 1,734,818.52, 2,394,061.74 and 970,943.16

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Solution

The fourth proportional to 1,734,818.52, 2,394,061.74 and 970,943.16 is: 1,339,908.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,734,818.52 : 2,394,061.74 = 970,943.16 : x
  2. Step 2: Convert to fraction form
    1,734,818.52/2,394,061.74 = 970,943.16/x
  3. Step 3: Cross multiply
    1,734,818.52x = 2,394,061.74 × 970,943.16
  4. Step 4: Simplify right side
    1,734,818.52x = 2,324,497,871,070.70
  5. Step 5: Solve for x
    x = 2,324,497,871,070.70/1,734,818.52
  6. Step 6: Final answer
    x = 1,339,908.38

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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.