Home / 1,028,677.20-1,542,785.40-676,165.20

Finding the Fourth Proportional to 1,028,677.20, 1,542,785.40 and 676,165.20

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Solution

The fourth proportional to 1,028,677.20, 1,542,785.40 and 676,165.20 is: 1,014,096.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,677.20 : 1,542,785.40 = 676,165.20 : x
  2. Step 2: Convert to fraction form
    1,028,677.20/1,542,785.40 = 676,165.20/x
  3. Step 3: Cross multiply
    1,028,677.20x = 1,542,785.40 × 676,165.20
  4. Step 4: Simplify right side
    1,028,677.20x = 1,043,177,798,548.08
  5. Step 5: Solve for x
    x = 1,043,177,798,548.08/1,028,677.20
  6. Step 6: Final answer
    x = 1,014,096.35

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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.