Home / 1,425,935.68-1,967,055.20-966,894.90

Finding the Fourth Proportional to 1,425,935.68, 1,967,055.20 and 966,894.90

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Solution

The fourth proportional to 1,425,935.68, 1,967,055.20 and 966,894.90 is: 1,333,815.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,425,935.68 : 1,967,055.20 = 966,894.90 : x
  2. Step 2: Convert to fraction form
    1,425,935.68/1,967,055.20 = 966,894.90/x
  3. Step 3: Cross multiply
    1,425,935.68x = 1,967,055.20 × 966,894.90
  4. Step 4: Simplify right side
    1,425,935.68x = 1,901,935,640,898.48
  5. Step 5: Solve for x
    x = 1,901,935,640,898.48/1,425,935.68
  6. Step 6: Final answer
    x = 1,333,815.87

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.