Home / 1,314,462.40-1,972,471.20-958,580.80

Finding the Fourth Proportional to 1,314,462.40, 1,972,471.20 and 958,580.80

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Solution

The fourth proportional to 1,314,462.40, 1,972,471.20 and 958,580.80 is: 1,438,438.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,462.40 : 1,972,471.20 = 958,580.80 : x
  2. Step 2: Convert to fraction form
    1,314,462.40/1,972,471.20 = 958,580.80/x
  3. Step 3: Cross multiply
    1,314,462.40x = 1,972,471.20 × 958,580.80
  4. Step 4: Simplify right side
    1,314,462.40x = 1,890,773,020,872.96
  5. Step 5: Solve for x
    x = 1,890,773,020,872.96/1,314,462.40
  6. Step 6: Final answer
    x = 1,438,438.27

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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.