Home / 2,782,002.72-4,173,287.26-960,130.56

Finding the Fourth Proportional to 2,782,002.72, 4,173,287.26 and 960,130.56

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Solution

The fourth proportional to 2,782,002.72, 4,173,287.26 and 960,130.56 is: 1,440,293.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,782,002.72 : 4,173,287.26 = 960,130.56 : x
  2. Step 2: Convert to fraction form
    2,782,002.72/4,173,287.26 = 960,130.56/x
  3. Step 3: Cross multiply
    2,782,002.72x = 4,173,287.26 × 960,130.56
  4. Step 4: Simplify right side
    2,782,002.72x = 4,006,900,633,984.67
  5. Step 5: Solve for x
    x = 4,006,900,633,984.67/2,782,002.72
  6. Step 6: Final answer
    x = 1,440,293.57

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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.