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Finding the Fourth Proportional to 1,039,470, 1,434,468.60 and 562,542

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Solution

The fourth proportional to 1,039,470, 1,434,468.60 and 562,542 is: 776,307.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,470 : 1,434,468.60 = 562,542 : x
  2. Step 2: Convert to fraction form
    1,039,470/1,434,468.60 = 562,542/x
  3. Step 3: Cross multiply
    1,039,470x = 1,434,468.60 × 562,542
  4. Step 4: Simplify right side
    1,039,470x = 806,948,835,181.20
  5. Step 5: Solve for x
    x = 806,948,835,181.20/1,039,470
  6. Step 6: Final answer
    x = 776,307.96

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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.