Home / 1,925,174.76-2,656,888.76-1,098,266.56

Finding the Fourth Proportional to 1,925,174.76, 2,656,888.76 and 1,098,266.56

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Solution

The fourth proportional to 1,925,174.76, 2,656,888.76 and 1,098,266.56 is: 1,515,692.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,925,174.76 : 2,656,888.76 = 1,098,266.56 : x
  2. Step 2: Convert to fraction form
    1,925,174.76/2,656,888.76 = 1,098,266.56/x
  3. Step 3: Cross multiply
    1,925,174.76x = 2,656,888.76 × 1,098,266.56
  4. Step 4: Simplify right side
    1,925,174.76x = 2,917,972,078,747.87
  5. Step 5: Solve for x
    x = 2,917,972,078,747.87/1,925,174.76
  6. Step 6: Final answer
    x = 1,515,692.05

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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.