Home / 1,628,864.16-2,247,938.88-940,565.04

Finding the Fourth Proportional to 1,628,864.16, 2,247,938.88 and 940,565.04

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Solution

The fourth proportional to 1,628,864.16, 2,247,938.88 and 940,565.04 is: 1,298,041.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,628,864.16 : 2,247,938.88 = 940,565.04 : x
  2. Step 2: Convert to fraction form
    1,628,864.16/2,247,938.88 = 940,565.04/x
  3. Step 3: Cross multiply
    1,628,864.16x = 2,247,938.88 × 940,565.04
  4. Step 4: Simplify right side
    1,628,864.16x = 2,114,332,722,584.76
  5. Step 5: Solve for x
    x = 2,114,332,722,584.76/1,628,864.16
  6. Step 6: Final answer
    x = 1,298,041.16

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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.