Home / 5,315,332.44-7,974,161.42-1,721,462.69

Finding the Fourth Proportional to 5,315,332.44, 7,974,161.42 and 1,721,462.69

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Solution

The fourth proportional to 5,315,332.44, 7,974,161.42 and 1,721,462.69 is: 2,582,570.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,315,332.44 : 7,974,161.42 = 1,721,462.69 : x
  2. Step 2: Convert to fraction form
    5,315,332.44/7,974,161.42 = 1,721,462.69/x
  3. Step 3: Cross multiply
    5,315,332.44x = 7,974,161.42 × 1,721,462.69
  4. Step 4: Simplify right side
    5,315,332.44x = 13,727,221,320,089.30
  5. Step 5: Solve for x
    x = 13,727,221,320,089.30/5,315,332.44
  6. Step 6: Final answer
    x = 2,582,570.61

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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.