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Finding the Fourth Proportional to 1,752,502, 2,418,452.88 and 947,686

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Solution

The fourth proportional to 1,752,502, 2,418,452.88 and 947,686 is: 1,307,806.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,752,502 : 2,418,452.88 = 947,686 : x
  2. Step 2: Convert to fraction form
    1,752,502/2,418,452.88 = 947,686/x
  3. Step 3: Cross multiply
    1,752,502x = 2,418,452.88 × 947,686
  4. Step 4: Simplify right side
    1,752,502x = 2,291,933,936,035.68
  5. Step 5: Solve for x
    x = 2,291,933,936,035.68/1,752,502
  6. Step 6: Final answer
    x = 1,307,806.74

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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.