Home / 1,939,917.03-2,676,613.35-1,277,560.53

Finding the Fourth Proportional to 1,939,917.03, 2,676,613.35 and 1,277,560.53

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Solution

The fourth proportional to 1,939,917.03, 2,676,613.35 and 1,277,560.53 is: 1,762,722.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,939,917.03 : 2,676,613.35 = 1,277,560.53 : x
  2. Step 2: Convert to fraction form
    1,939,917.03/2,676,613.35 = 1,277,560.53/x
  3. Step 3: Cross multiply
    1,939,917.03x = 2,676,613.35 × 1,277,560.53
  4. Step 4: Simplify right side
    1,939,917.03x = 3,419,535,570,031.08
  5. Step 5: Solve for x
    x = 3,419,535,570,031.08/1,939,917.03
  6. Step 6: Final answer
    x = 1,762,722.59

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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.