Home / 5,760,212.20-8,640,318.30-1,973,127.40

Finding the Fourth Proportional to 5,760,212.20, 8,640,318.30 and 1,973,127.40

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Solution

The fourth proportional to 5,760,212.20, 8,640,318.30 and 1,973,127.40 is: 2,959,691.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,760,212.20 : 8,640,318.30 = 1,973,127.40 : x
  2. Step 2: Convert to fraction form
    5,760,212.20/8,640,318.30 = 1,973,127.40/x
  3. Step 3: Cross multiply
    5,760,212.20x = 8,640,318.30 × 1,973,127.40
  4. Step 4: Simplify right side
    5,760,212.20x = 17,048,448,782,451.42
  5. Step 5: Solve for x
    x = 17,048,448,782,451.42/5,760,212.20
  6. Step 6: Final answer
    x = 2,959,691.10

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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.