Home / 2,361,726.80-3,542,590.20-865,624.40

Finding the Fourth Proportional to 2,361,726.80, 3,542,590.20 and 865,624.40

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Solution

The fourth proportional to 2,361,726.80, 3,542,590.20 and 865,624.40 is: 1,298,436.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,361,726.80 : 3,542,590.20 = 865,624.40 : x
  2. Step 2: Convert to fraction form
    2,361,726.80/3,542,590.20 = 865,624.40/x
  3. Step 3: Cross multiply
    2,361,726.80x = 3,542,590.20 × 865,624.40
  4. Step 4: Simplify right side
    2,361,726.80x = 3,066,552,516,320.88
  5. Step 5: Solve for x
    x = 3,066,552,516,320.88/2,361,726.80
  6. Step 6: Final answer
    x = 1,298,436.60

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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.