Home / 1,307,446.56-1,804,322.50-726,681.28

Finding the Fourth Proportional to 1,307,446.56, 1,804,322.50 and 726,681.28

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Solution

The fourth proportional to 1,307,446.56, 1,804,322.50 and 726,681.28 is: 1,002,845.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,307,446.56 : 1,804,322.50 = 726,681.28 : x
  2. Step 2: Convert to fraction form
    1,307,446.56/1,804,322.50 = 726,681.28/x
  3. Step 3: Cross multiply
    1,307,446.56x = 1,804,322.50 × 726,681.28
  4. Step 4: Simplify right side
    1,307,446.56x = 1,311,167,383,832.80
  5. Step 5: Solve for x
    x = 1,311,167,383,832.80/1,307,446.56
  6. Step 6: Final answer
    x = 1,002,845.87

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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.