Home / 1,023,710.40-1,536,026.40-491,025.60

Finding the Fourth Proportional to 1,023,710.40, 1,536,026.40 and 491,025.60

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Solution

The fourth proportional to 1,023,710.40, 1,536,026.40 and 491,025.60 is: 736,759.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,023,710.40 : 1,536,026.40 = 491,025.60 : x
  2. Step 2: Convert to fraction form
    1,023,710.40/1,536,026.40 = 491,025.60/x
  3. Step 3: Cross multiply
    1,023,710.40x = 1,536,026.40 × 491,025.60
  4. Step 4: Simplify right side
    1,023,710.40x = 754,228,284,675.84
  5. Step 5: Solve for x
    x = 754,228,284,675.84/1,023,710.40
  6. Step 6: Final answer
    x = 736,759.42

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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.