Home / 1,338,159.02-1,846,654.74-726,311.78

Finding the Fourth Proportional to 1,338,159.02, 1,846,654.74 and 726,311.78

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Solution

The fourth proportional to 1,338,159.02, 1,846,654.74 and 726,311.78 is: 1,002,307.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,159.02 : 1,846,654.74 = 726,311.78 : x
  2. Step 2: Convert to fraction form
    1,338,159.02/1,846,654.74 = 726,311.78/x
  3. Step 3: Cross multiply
    1,338,159.02x = 1,846,654.74 × 726,311.78
  4. Step 4: Simplify right side
    1,338,159.02x = 1,341,247,091,254.84
  5. Step 5: Solve for x
    x = 1,341,247,091,254.84/1,338,159.02
  6. Step 6: Final answer
    x = 1,002,307.70

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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.