Home / 2,915,053.81-4,022,781.30-1,625,977.69

Finding the Fourth Proportional to 2,915,053.81, 4,022,781.30 and 1,625,977.69

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Solution

The fourth proportional to 2,915,053.81, 4,022,781.30 and 1,625,977.69 is: 2,243,853.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,915,053.81 : 4,022,781.30 = 1,625,977.69 : x
  2. Step 2: Convert to fraction form
    2,915,053.81/4,022,781.30 = 1,625,977.69/x
  3. Step 3: Cross multiply
    2,915,053.81x = 4,022,781.30 × 1,625,977.69
  4. Step 4: Simplify right side
    2,915,053.81x = 6,540,952,645,549.20
  5. Step 5: Solve for x
    x = 6,540,952,645,549.20/2,915,053.81
  6. Step 6: Final answer
    x = 2,243,853.14

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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.