Home / 2,487,536.91-3,432,760.74-1,399,807.89

Finding the Fourth Proportional to 2,487,536.91, 3,432,760.74 and 1,399,807.89

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Solution

The fourth proportional to 2,487,536.91, 3,432,760.74 and 1,399,807.89 is: 1,931,712.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,487,536.91 : 3,432,760.74 = 1,399,807.89 : x
  2. Step 2: Convert to fraction form
    2,487,536.91/3,432,760.74 = 1,399,807.89/x
  3. Step 3: Cross multiply
    2,487,536.91x = 3,432,760.74 × 1,399,807.89
  4. Step 4: Simplify right side
    2,487,536.91x = 4,805,205,568,334.24
  5. Step 5: Solve for x
    x = 4,805,205,568,334.24/2,487,536.91
  6. Step 6: Final answer
    x = 1,931,712.27

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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.