Home / 2,570,461.32-3,851,901.63-1,431,654.87

Finding the Fourth Proportional to 2,570,461.32, 3,851,901.63 and 1,431,654.87

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Solution

The fourth proportional to 2,570,461.32, 3,851,901.63 and 1,431,654.87 is: 2,145,371.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,570,461.32 : 3,851,901.63 = 1,431,654.87 : x
  2. Step 2: Convert to fraction form
    2,570,461.32/3,851,901.63 = 1,431,654.87/x
  3. Step 3: Cross multiply
    2,570,461.32x = 3,851,901.63 × 1,431,654.87
  4. Step 4: Simplify right side
    2,570,461.32x = 5,514,593,727,350.44
  5. Step 5: Solve for x
    x = 5,514,593,727,350.44/2,570,461.32
  6. Step 6: Final answer
    x = 2,145,371.22

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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.