Home / 1,486,180.05-2,227,793.85-686,066.10

Finding the Fourth Proportional to 1,486,180.05, 2,227,793.85 and 686,066.10

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Solution

The fourth proportional to 1,486,180.05, 2,227,793.85 and 686,066.10 is: 1,028,417.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,180.05 : 2,227,793.85 = 686,066.10 : x
  2. Step 2: Convert to fraction form
    1,486,180.05/2,227,793.85 = 686,066.10/x
  3. Step 3: Cross multiply
    1,486,180.05x = 2,227,793.85 × 686,066.10
  4. Step 4: Simplify right side
    1,486,180.05x = 1,528,413,838,273.49
  5. Step 5: Solve for x
    x = 1,528,413,838,273.49/1,486,180.05
  6. Step 6: Final answer
    x = 1,028,417.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.