Home / 1,681,712.54-2,521,068.80-616,505.90

Finding the Fourth Proportional to 1,681,712.54, 2,521,068.80 and 616,505.90

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Solution

The fourth proportional to 1,681,712.54, 2,521,068.80 and 616,505.90 is: 924,208.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,681,712.54 : 2,521,068.80 = 616,505.90 : x
  2. Step 2: Convert to fraction form
    1,681,712.54/2,521,068.80 = 616,505.90/x
  3. Step 3: Cross multiply
    1,681,712.54x = 2,521,068.80 × 616,505.90
  4. Step 4: Simplify right side
    1,681,712.54x = 1,554,253,789,505.92
  5. Step 5: Solve for x
    x = 1,554,253,789,505.92/1,681,712.54
  6. Step 6: Final answer
    x = 924,208.96

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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.