Home / 1,359,469.44-2,039,207.40-412,847.28

Finding the Fourth Proportional to 1,359,469.44, 2,039,207.40 and 412,847.28

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Solution

The fourth proportional to 1,359,469.44, 2,039,207.40 and 412,847.28 is: 619,271.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,359,469.44 : 2,039,207.40 = 412,847.28 : x
  2. Step 2: Convert to fraction form
    1,359,469.44/2,039,207.40 = 412,847.28/x
  3. Step 3: Cross multiply
    1,359,469.44x = 2,039,207.40 × 412,847.28
  4. Step 4: Simplify right side
    1,359,469.44x = 841,881,228,445.87
  5. Step 5: Solve for x
    x = 841,881,228,445.87/1,359,469.44
  6. Step 6: Final answer
    x = 619,271.90

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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.