Home / 1,007,037.72-1,389,746.16-548,169.03

Finding the Fourth Proportional to 1,007,037.72, 1,389,746.16 and 548,169.03

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Solution

The fourth proportional to 1,007,037.72, 1,389,746.16 and 548,169.03 is: 756,491.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,007,037.72 : 1,389,746.16 = 548,169.03 : x
  2. Step 2: Convert to fraction form
    1,007,037.72/1,389,746.16 = 548,169.03/x
  3. Step 3: Cross multiply
    1,007,037.72x = 1,389,746.16 × 548,169.03
  4. Step 4: Simplify right side
    1,007,037.72x = 761,815,804,473.43
  5. Step 5: Solve for x
    x = 761,815,804,473.43/1,007,037.72
  6. Step 6: Final answer
    x = 756,491.83

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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.