Home / 2,866,721.57-4,300,091.20-707,746.93

Finding the Fourth Proportional to 2,866,721.57, 4,300,091.20 and 707,746.93

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Solution

The fourth proportional to 2,866,721.57, 4,300,091.20 and 707,746.93 is: 1,061,622.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,866,721.57 : 4,300,091.20 = 707,746.93 : x
  2. Step 2: Convert to fraction form
    2,866,721.57/4,300,091.20 = 707,746.93/x
  3. Step 3: Cross multiply
    2,866,721.57x = 4,300,091.20 × 707,746.93
  4. Step 4: Simplify right side
    2,866,721.57x = 3,043,376,331,231.05
  5. Step 5: Solve for x
    x = 3,043,376,331,231.05/2,866,721.57
  6. Step 6: Final answer
    x = 1,061,622.57

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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.