Home / 1,098,005.76-1,512,103.68-943,799.04

Finding the Fourth Proportional to 1,098,005.76, 1,512,103.68 and 943,799.04

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Solution

The fourth proportional to 1,098,005.76, 1,512,103.68 and 943,799.04 is: 1,299,740.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,098,005.76 : 1,512,103.68 = 943,799.04 : x
  2. Step 2: Convert to fraction form
    1,098,005.76/1,512,103.68 = 943,799.04/x
  3. Step 3: Cross multiply
    1,098,005.76x = 1,512,103.68 × 943,799.04
  4. Step 4: Simplify right side
    1,098,005.76x = 1,427,122,001,564.47
  5. Step 5: Solve for x
    x = 1,427,122,001,564.47/1,098,005.76
  6. Step 6: Final answer
    x = 1,299,740.00

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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.