Home / 4,707,763.80-7,061,645.70-1,513,212.90

Finding the Fourth Proportional to 4,707,763.80, 7,061,645.70 and 1,513,212.90

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Solution

The fourth proportional to 4,707,763.80, 7,061,645.70 and 1,513,212.90 is: 2,269,819.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,707,763.80 : 7,061,645.70 = 1,513,212.90 : x
  2. Step 2: Convert to fraction form
    4,707,763.80/7,061,645.70 = 1,513,212.90/x
  3. Step 3: Cross multiply
    4,707,763.80x = 7,061,645.70 × 1,513,212.90
  4. Step 4: Simplify right side
    4,707,763.80x = 10,685,773,368,469.53
  5. Step 5: Solve for x
    x = 10,685,773,368,469.53/4,707,763.80
  6. Step 6: Final answer
    x = 2,269,819.35

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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.