Home / 1,314,951.40-1,972,427.10-960,657.40

Finding the Fourth Proportional to 1,314,951.40, 1,972,427.10 and 960,657.40

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Solution

The fourth proportional to 1,314,951.40, 1,972,427.10 and 960,657.40 is: 1,440,986.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,314,951.40 : 1,972,427.10 = 960,657.40 : x
  2. Step 2: Convert to fraction form
    1,314,951.40/1,972,427.10 = 960,657.40/x
  3. Step 3: Cross multiply
    1,314,951.40x = 1,972,427.10 × 960,657.40
  4. Step 4: Simplify right side
    1,314,951.40x = 1,894,826,689,575.54
  5. Step 5: Solve for x
    x = 1,894,826,689,575.54/1,314,951.40
  6. Step 6: Final answer
    x = 1,440,986.10

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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.