Home / 2,897,401.80-4,345,908.30-767,440.20

Finding the Fourth Proportional to 2,897,401.80, 4,345,908.30 and 767,440.20

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Solution

The fourth proportional to 2,897,401.80, 4,345,908.30 and 767,440.20 is: 1,151,108.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,897,401.80 : 4,345,908.30 = 767,440.20 : x
  2. Step 2: Convert to fraction form
    2,897,401.80/4,345,908.30 = 767,440.20/x
  3. Step 3: Cross multiply
    2,897,401.80x = 4,345,908.30 × 767,440.20
  4. Step 4: Simplify right side
    2,897,401.80x = 3,335,224,734,933.66
  5. Step 5: Solve for x
    x = 3,335,224,734,933.66/2,897,401.80
  6. Step 6: Final answer
    x = 1,151,108.81

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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.