Home / 2,859,291.65-3,945,867.80-1,552,542.95

Finding the Fourth Proportional to 2,859,291.65, 3,945,867.80 and 1,552,542.95

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Solution

The fourth proportional to 2,859,291.65, 3,945,867.80 and 1,552,542.95 is: 2,142,533.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,291.65 : 3,945,867.80 = 1,552,542.95 : x
  2. Step 2: Convert to fraction form
    2,859,291.65/3,945,867.80 = 1,552,542.95/x
  3. Step 3: Cross multiply
    2,859,291.65x = 3,945,867.80 × 1,552,542.95
  4. Step 4: Simplify right side
    2,859,291.65x = 6,126,129,207,029.96
  5. Step 5: Solve for x
    x = 6,126,129,207,029.96/2,859,291.65
  6. Step 6: Final answer
    x = 2,142,533.87

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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.