Home / 3,941,248.76-5,438,920.88-2,130,412.76

Finding the Fourth Proportional to 3,941,248.76, 5,438,920.88 and 2,130,412.76

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Solution

The fourth proportional to 3,941,248.76, 5,438,920.88 and 2,130,412.76 is: 2,939,968.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,941,248.76 : 5,438,920.88 = 2,130,412.76 : x
  2. Step 2: Convert to fraction form
    3,941,248.76/5,438,920.88 = 2,130,412.76/x
  3. Step 3: Cross multiply
    3,941,248.76x = 5,438,920.88 × 2,130,412.76
  4. Step 4: Simplify right side
    3,941,248.76x = 11,587,146,443,382.43
  5. Step 5: Solve for x
    x = 11,587,146,443,382.43/3,941,248.76
  6. Step 6: Final answer
    x = 2,939,968.31

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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.