Home / 1,315,047.15-1,972,590.17-368,358.03

Finding the Fourth Proportional to 1,315,047.15, 1,972,590.17 and 368,358.03

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Solution

The fourth proportional to 1,315,047.15, 1,972,590.17 and 368,358.03 is: 552,542.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,315,047.15 : 1,972,590.17 = 368,358.03 : x
  2. Step 2: Convert to fraction form
    1,315,047.15/1,972,590.17 = 368,358.03/x
  3. Step 3: Cross multiply
    1,315,047.15x = 1,972,590.17 × 368,358.03
  4. Step 4: Simplify right side
    1,315,047.15x = 726,619,427,176.78
  5. Step 5: Solve for x
    x = 726,619,427,176.78/1,315,047.15
  6. Step 6: Final answer
    x = 552,542.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.