Home / 1,423,951.20-2,137,403.40-953,921.16

Finding the Fourth Proportional to 1,423,951.20, 2,137,403.40 and 953,921.16

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Solution

The fourth proportional to 1,423,951.20, 2,137,403.40 and 953,921.16 is: 1,431,870.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,423,951.20 : 2,137,403.40 = 953,921.16 : x
  2. Step 2: Convert to fraction form
    1,423,951.20/2,137,403.40 = 953,921.16/x
  3. Step 3: Cross multiply
    1,423,951.20x = 2,137,403.40 × 953,921.16
  4. Step 4: Simplify right side
    1,423,951.20x = 2,038,914,330,715.94
  5. Step 5: Solve for x
    x = 2,038,914,330,715.94/1,423,951.20
  6. Step 6: Final answer
    x = 1,431,870.93

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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.