Home / 2,972,807.78-4,459,304.16-1,414,491.98

Finding the Fourth Proportional to 2,972,807.78, 4,459,304.16 and 1,414,491.98

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Solution

The fourth proportional to 2,972,807.78, 4,459,304.16 and 1,414,491.98 is: 2,121,781.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,807.78 : 4,459,304.16 = 1,414,491.98 : x
  2. Step 2: Convert to fraction form
    2,972,807.78/4,459,304.16 = 1,414,491.98/x
  3. Step 3: Cross multiply
    2,972,807.78x = 4,459,304.16 × 1,414,491.98
  4. Step 4: Simplify right side
    2,972,807.78x = 6,307,649,970,700.64
  5. Step 5: Solve for x
    x = 6,307,649,970,700.64/2,972,807.78
  6. Step 6: Final answer
    x = 2,121,781.98

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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.