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Finding the Fourth Proportional to 953,868.80, 1,337,382.40 and 953,868.80

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Solution

The fourth proportional to 953,868.80, 1,337,382.40 and 953,868.80 is: 1,337,382.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    953,868.80 : 1,337,382.40 = 953,868.80 : x
  2. Step 2: Convert to fraction form
    953,868.80/1,337,382.40 = 953,868.80/x
  3. Step 3: Cross multiply
    953,868.80x = 1,337,382.40 × 953,868.80
  4. Step 4: Simplify right side
    953,868.80x = 1,275,687,345,029.12
  5. Step 5: Solve for x
    x = 1,275,687,345,029.12/953,868.80
  6. Step 6: Final answer
    x = 1,337,382.40

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.