Home / 1,565,686.92-2,160,647.76-886,754.64

Finding the Fourth Proportional to 1,565,686.92, 2,160,647.76 and 886,754.64

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Solution

The fourth proportional to 1,565,686.92, 2,160,647.76 and 886,754.64 is: 1,223,721.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,565,686.92 : 2,160,647.76 = 886,754.64 : x
  2. Step 2: Convert to fraction form
    1,565,686.92/2,160,647.76 = 886,754.64/x
  3. Step 3: Cross multiply
    1,565,686.92x = 2,160,647.76 × 886,754.64
  4. Step 4: Simplify right side
    1,565,686.92x = 1,915,964,426,585.61
  5. Step 5: Solve for x
    x = 1,915,964,426,585.61/1,565,686.92
  6. Step 6: Final answer
    x = 1,223,721.30

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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.