Home / 2,442,380.30-3,370,888.28-1,355,002.19

Finding the Fourth Proportional to 2,442,380.30, 3,370,888.28 and 1,355,002.19

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Solution

The fourth proportional to 2,442,380.30, 3,370,888.28 and 1,355,002.19 is: 1,870,126.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,442,380.30 : 3,370,888.28 = 1,355,002.19 : x
  2. Step 2: Convert to fraction form
    2,442,380.30/3,370,888.28 = 1,355,002.19/x
  3. Step 3: Cross multiply
    2,442,380.30x = 3,370,888.28 × 1,355,002.19
  4. Step 4: Simplify right side
    2,442,380.30x = 4,567,561,001,645.33
  5. Step 5: Solve for x
    x = 4,567,561,001,645.33/2,442,380.30
  6. Step 6: Final answer
    x = 1,870,126.86

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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.