Home / 2,972,438.38-4,101,989.07-1,614,321.10

Finding the Fourth Proportional to 2,972,438.38, 4,101,989.07 and 1,614,321.10

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Solution

The fourth proportional to 2,972,438.38, 4,101,989.07 and 1,614,321.10 is: 2,227,776.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,972,438.38 : 4,101,989.07 = 1,614,321.10 : x
  2. Step 2: Convert to fraction form
    2,972,438.38/4,101,989.07 = 1,614,321.10/x
  3. Step 3: Cross multiply
    2,972,438.38x = 4,101,989.07 × 1,614,321.10
  4. Step 4: Simplify right side
    2,972,438.38x = 6,621,927,507,670.38
  5. Step 5: Solve for x
    x = 6,621,927,507,670.38/2,972,438.38
  6. Step 6: Final answer
    x = 2,227,776.21

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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.