Home / 2,999,092.80-4,499,222.40-869,246.40

Finding the Fourth Proportional to 2,999,092.80, 4,499,222.40 and 869,246.40

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Solution

The fourth proportional to 2,999,092.80, 4,499,222.40 and 869,246.40 is: 1,304,038.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,999,092.80 : 4,499,222.40 = 869,246.40 : x
  2. Step 2: Convert to fraction form
    2,999,092.80/4,499,222.40 = 869,246.40/x
  3. Step 3: Cross multiply
    2,999,092.80x = 4,499,222.40 × 869,246.40
  4. Step 4: Simplify right side
    2,999,092.80x = 3,910,932,873,999.36
  5. Step 5: Solve for x
    x = 3,910,932,873,999.36/2,999,092.80
  6. Step 6: Final answer
    x = 1,304,038.63

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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.