Home / 1,296,331.40-1,944,497.10-897,422.60

Finding the Fourth Proportional to 1,296,331.40, 1,944,497.10 and 897,422.60

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Solution

The fourth proportional to 1,296,331.40, 1,944,497.10 and 897,422.60 is: 1,346,133.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,296,331.40 : 1,944,497.10 = 897,422.60 : x
  2. Step 2: Convert to fraction form
    1,296,331.40/1,944,497.10 = 897,422.60/x
  3. Step 3: Cross multiply
    1,296,331.40x = 1,944,497.10 × 897,422.60
  4. Step 4: Simplify right side
    1,296,331.40x = 1,745,035,643,174.46
  5. Step 5: Solve for x
    x = 1,745,035,643,174.46/1,296,331.40
  6. Step 6: Final answer
    x = 1,346,133.90

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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.