Home / 868,944.18-1,197,886.41-610,032.78

Finding the Fourth Proportional to 868,944.18, 1,197,886.41 and 610,032.78

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Solution

The fourth proportional to 868,944.18, 1,197,886.41 and 610,032.78 is: 840,963.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    868,944.18 : 1,197,886.41 = 610,032.78 : x
  2. Step 2: Convert to fraction form
    868,944.18/1,197,886.41 = 610,032.78/x
  3. Step 3: Cross multiply
    868,944.18x = 1,197,886.41 × 610,032.78
  4. Step 4: Simplify right side
    868,944.18x = 730,749,976,816.52
  5. Step 5: Solve for x
    x = 730,749,976,816.52/868,944.18
  6. Step 6: Final answer
    x = 840,963.08

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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.