Home / 3,510,831.12-5,266,668.78-1,235,883.06

Finding the Fourth Proportional to 3,510,831.12, 5,266,668.78 and 1,235,883.06

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Solution

The fourth proportional to 3,510,831.12, 5,266,668.78 and 1,235,883.06 is: 1,853,973.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,510,831.12 : 5,266,668.78 = 1,235,883.06 : x
  2. Step 2: Convert to fraction form
    3,510,831.12/5,266,668.78 = 1,235,883.06/x
  3. Step 3: Cross multiply
    3,510,831.12x = 5,266,668.78 × 1,235,883.06
  4. Step 4: Simplify right side
    3,510,831.12x = 6,508,986,727,832.87
  5. Step 5: Solve for x
    x = 6,508,986,727,832.87/3,510,831.12
  6. Step 6: Final answer
    x = 1,853,973.18

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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.