Home / 1,417,831.80-2,126,942.10-471,103.80

Finding the Fourth Proportional to 1,417,831.80, 2,126,942.10 and 471,103.80

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Solution

The fourth proportional to 1,417,831.80, 2,126,942.10 and 471,103.80 is: 706,720.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,417,831.80 : 2,126,942.10 = 471,103.80 : x
  2. Step 2: Convert to fraction form
    1,417,831.80/2,126,942.10 = 471,103.80/x
  3. Step 3: Cross multiply
    1,417,831.80x = 2,126,942.10 × 471,103.80
  4. Step 4: Simplify right side
    1,417,831.80x = 1,002,010,505,689.98
  5. Step 5: Solve for x
    x = 1,002,010,505,689.98/1,417,831.80
  6. Step 6: Final answer
    x = 706,720.29

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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.