Home / 3,974,107.79-5,484,984.46-2,342,419.90

Finding the Fourth Proportional to 3,974,107.79, 5,484,984.46 and 2,342,419.90

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Solution

The fourth proportional to 3,974,107.79, 5,484,984.46 and 2,342,419.90 is: 3,232,961.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,974,107.79 : 5,484,984.46 = 2,342,419.90 : x
  2. Step 2: Convert to fraction form
    3,974,107.79/5,484,984.46 = 2,342,419.90/x
  3. Step 3: Cross multiply
    3,974,107.79x = 5,484,984.46 × 2,342,419.90
  4. Step 4: Simplify right side
    3,974,107.79x = 12,848,136,730,726.24
  5. Step 5: Solve for x
    x = 12,848,136,730,726.24/3,974,107.79
  6. Step 6: Final answer
    x = 3,232,961.31

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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.