Home / 1,338,295.32-1,846,797.48-726,434.91

Finding the Fourth Proportional to 1,338,295.32, 1,846,797.48 and 726,434.91

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Solution

The fourth proportional to 1,338,295.32, 1,846,797.48 and 726,434.91 is: 1,002,453.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,338,295.32 : 1,846,797.48 = 726,434.91 : x
  2. Step 2: Convert to fraction form
    1,338,295.32/1,846,797.48 = 726,434.91/x
  3. Step 3: Cross multiply
    1,338,295.32x = 1,846,797.48 × 726,434.91
  4. Step 4: Simplify right side
    1,338,295.32x = 1,341,578,161,172.03
  5. Step 5: Solve for x
    x = 1,341,578,161,172.03/1,338,295.32
  6. Step 6: Final answer
    x = 1,002,453.00

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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.