Home / 2,873,116.80-4,309,675.20-1,273,982.40

Finding the Fourth Proportional to 2,873,116.80, 4,309,675.20 and 1,273,982.40

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Solution

The fourth proportional to 2,873,116.80, 4,309,675.20 and 1,273,982.40 is: 1,910,973.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,873,116.80 : 4,309,675.20 = 1,273,982.40 : x
  2. Step 2: Convert to fraction form
    2,873,116.80/4,309,675.20 = 1,273,982.40/x
  3. Step 3: Cross multiply
    2,873,116.80x = 4,309,675.20 × 1,273,982.40
  4. Step 4: Simplify right side
    2,873,116.80x = 5,490,450,354,516.48
  5. Step 5: Solve for x
    x = 5,490,450,354,516.48/2,873,116.80
  6. Step 6: Final answer
    x = 1,910,973.60

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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.