Home / 2,885,772.80-4,328,659.20-756,072.20

Finding the Fourth Proportional to 2,885,772.80, 4,328,659.20 and 756,072.20

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Solution

The fourth proportional to 2,885,772.80, 4,328,659.20 and 756,072.20 is: 1,134,108.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,885,772.80 : 4,328,659.20 = 756,072.20 : x
  2. Step 2: Convert to fraction form
    2,885,772.80/4,328,659.20 = 756,072.20/x
  3. Step 3: Cross multiply
    2,885,772.80x = 4,328,659.20 × 756,072.20
  4. Step 4: Simplify right side
    2,885,772.80x = 3,272,778,884,394.24
  5. Step 5: Solve for x
    x = 3,272,778,884,394.24/2,885,772.80
  6. Step 6: Final answer
    x = 1,134,108.30

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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.