Home / 1,692,713.60-2,335,987.72-928,766.96

Finding the Fourth Proportional to 1,692,713.60, 2,335,987.72 and 928,766.96

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Solution

The fourth proportional to 1,692,713.60, 2,335,987.72 and 928,766.96 is: 1,281,721.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,692,713.60 : 2,335,987.72 = 928,766.96 : x
  2. Step 2: Convert to fraction form
    1,692,713.60/2,335,987.72 = 928,766.96/x
  3. Step 3: Cross multiply
    1,692,713.60x = 2,335,987.72 × 928,766.96
  4. Step 4: Simplify right side
    1,692,713.60x = 2,169,588,213,301.73
  5. Step 5: Solve for x
    x = 2,169,588,213,301.73/1,692,713.60
  6. Step 6: Final answer
    x = 1,281,721.97

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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.