Home / 1,971,744.56-2,721,000.71-1,100,571.69

Finding the Fourth Proportional to 1,971,744.56, 2,721,000.71 and 1,100,571.69

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Solution

The fourth proportional to 1,971,744.56, 2,721,000.71 and 1,100,571.69 is: 1,518,785.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,971,744.56 : 2,721,000.71 = 1,100,571.69 : x
  2. Step 2: Convert to fraction form
    1,971,744.56/2,721,000.71 = 1,100,571.69/x
  3. Step 3: Cross multiply
    1,971,744.56x = 2,721,000.71 × 1,100,571.69
  4. Step 4: Simplify right side
    1,971,744.56x = 2,994,656,344,393.04
  5. Step 5: Solve for x
    x = 2,994,656,344,393.04/1,971,744.56
  6. Step 6: Final answer
    x = 1,518,785.15

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.