Home / 3,417,805.98-5,127,831.33-1,397,748.80

Finding the Fourth Proportional to 3,417,805.98, 5,127,831.33 and 1,397,748.80

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Solution

The fourth proportional to 3,417,805.98, 5,127,831.33 and 1,397,748.80 is: 2,097,082.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,417,805.98 : 5,127,831.33 = 1,397,748.80 : x
  2. Step 2: Convert to fraction form
    3,417,805.98/5,127,831.33 = 1,397,748.80/x
  3. Step 3: Cross multiply
    3,417,805.98x = 5,127,831.33 × 1,397,748.80
  4. Step 4: Simplify right side
    3,417,805.98x = 7,167,420,088,109.90
  5. Step 5: Solve for x
    x = 7,167,420,088,109.90/3,417,805.98
  6. Step 6: Final answer
    x = 2,097,082.20

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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.