Home / 1,196,265.81-1,650,781.01-679,947.92

Finding the Fourth Proportional to 1,196,265.81, 1,650,781.01 and 679,947.92

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Solution

The fourth proportional to 1,196,265.81, 1,650,781.01 and 679,947.92 is: 938,290.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,196,265.81 : 1,650,781.01 = 679,947.92 : x
  2. Step 2: Convert to fraction form
    1,196,265.81/1,650,781.01 = 679,947.92/x
  3. Step 3: Cross multiply
    1,196,265.81x = 1,650,781.01 × 679,947.92
  4. Step 4: Simplify right side
    1,196,265.81x = 1,122,445,113,761.39
  5. Step 5: Solve for x
    x = 1,122,445,113,761.39/1,196,265.81
  6. Step 6: Final answer
    x = 938,290.72

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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.