Home / 1,468,278.40-2,202,417.60-471,107.20

Finding the Fourth Proportional to 1,468,278.40, 2,202,417.60 and 471,107.20

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Solution

The fourth proportional to 1,468,278.40, 2,202,417.60 and 471,107.20 is: 706,660.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,468,278.40 : 2,202,417.60 = 471,107.20 : x
  2. Step 2: Convert to fraction form
    1,468,278.40/2,202,417.60 = 471,107.20/x
  3. Step 3: Cross multiply
    1,468,278.40x = 2,202,417.60 × 471,107.20
  4. Step 4: Simplify right side
    1,468,278.40x = 1,037,574,788,766.72
  5. Step 5: Solve for x
    x = 1,037,574,788,766.72/1,468,278.40
  6. Step 6: Final answer
    x = 706,660.80

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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.