Home / 1,241,357.10-1,859,452.28-1,198,530.78

Finding the Fourth Proportional to 1,241,357.10, 1,859,452.28 and 1,198,530.78

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Solution

The fourth proportional to 1,241,357.10, 1,859,452.28 and 1,198,530.78 is: 1,795,301.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,241,357.10 : 1,859,452.28 = 1,198,530.78 : x
  2. Step 2: Convert to fraction form
    1,241,357.10/1,859,452.28 = 1,198,530.78/x
  3. Step 3: Cross multiply
    1,241,357.10x = 1,859,452.28 × 1,198,530.78
  4. Step 4: Simplify right side
    1,241,357.10x = 2,228,610,791,521.18
  5. Step 5: Solve for x
    x = 2,228,610,791,521.18/1,241,357.10
  6. Step 6: Final answer
    x = 1,795,301.93

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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.