Home / 1,696,291.20-2,340,878.40-932,342.40

Finding the Fourth Proportional to 1,696,291.20, 2,340,878.40 and 932,342.40

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Solution

The fourth proportional to 1,696,291.20, 2,340,878.40 and 932,342.40 is: 1,286,630.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,696,291.20 : 2,340,878.40 = 932,342.40 : x
  2. Step 2: Convert to fraction form
    1,696,291.20/2,340,878.40 = 932,342.40/x
  3. Step 3: Cross multiply
    1,696,291.20x = 2,340,878.40 × 932,342.40
  4. Step 4: Simplify right side
    1,696,291.20x = 2,182,500,185,564.16
  5. Step 5: Solve for x
    x = 2,182,500,185,564.16/1,696,291.20
  6. Step 6: Final answer
    x = 1,286,630.61

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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.