Home / 1,969,397.60-2,717,776.12-1,244,567.44

Finding the Fourth Proportional to 1,969,397.60, 2,717,776.12 and 1,244,567.44

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Solution

The fourth proportional to 1,969,397.60, 2,717,776.12 and 1,244,567.44 is: 1,717,507.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,969,397.60 : 2,717,776.12 = 1,244,567.44 : x
  2. Step 2: Convert to fraction form
    1,969,397.60/2,717,776.12 = 1,244,567.44/x
  3. Step 3: Cross multiply
    1,969,397.60x = 2,717,776.12 × 1,244,567.44
  4. Step 4: Simplify right side
    1,969,397.60x = 3,382,455,668,161.53
  5. Step 5: Solve for x
    x = 3,382,455,668,161.53/1,969,397.60
  6. Step 6: Final answer
    x = 1,717,507.76

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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.