Home / 1,319,231.92-1,820,540.64-746,259.92

Finding the Fourth Proportional to 1,319,231.92, 1,820,540.64 and 746,259.92

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Solution

The fourth proportional to 1,319,231.92, 1,820,540.64 and 746,259.92 is: 1,029,839.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,319,231.92 : 1,820,540.64 = 746,259.92 : x
  2. Step 2: Convert to fraction form
    1,319,231.92/1,820,540.64 = 746,259.92/x
  3. Step 3: Cross multiply
    1,319,231.92x = 1,820,540.64 × 746,259.92
  4. Step 4: Simplify right side
    1,319,231.92x = 1,358,596,512,363.15
  5. Step 5: Solve for x
    x = 1,358,596,512,363.15/1,319,231.92
  6. Step 6: Final answer
    x = 1,029,839.02

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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.