Home / 2,897,383.80-4,345,881.30-767,422.20

Finding the Fourth Proportional to 2,897,383.80, 4,345,881.30 and 767,422.20

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Solution

The fourth proportional to 2,897,383.80, 4,345,881.30 and 767,422.20 is: 1,151,081.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,383.80 : 4,345,881.30 = 767,422.20 : x
  2. Step 2: Convert to fraction form
    2,897,383.80/4,345,881.30 = 767,422.20/x
  3. Step 3: Cross multiply
    2,897,383.80x = 4,345,881.30 × 767,422.20
  4. Step 4: Simplify right side
    2,897,383.80x = 3,335,125,788,184.86
  5. Step 5: Solve for x
    x = 3,335,125,788,184.86/2,897,383.80
  6. Step 6: Final answer
    x = 1,151,081.81

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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.