Home / 2,859,495.70-4,289,243.55-966,209.80

Finding the Fourth Proportional to 2,859,495.70, 4,289,243.55 and 966,209.80

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Solution

The fourth proportional to 2,859,495.70, 4,289,243.55 and 966,209.80 is: 1,449,314.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,859,495.70 : 4,289,243.55 = 966,209.80 : x
  2. Step 2: Convert to fraction form
    2,859,495.70/4,289,243.55 = 966,209.80/x
  3. Step 3: Cross multiply
    2,859,495.70x = 4,289,243.55 × 966,209.80
  4. Step 4: Simplify right side
    2,859,495.70x = 4,144,309,152,596.79
  5. Step 5: Solve for x
    x = 4,144,309,152,596.79/2,859,495.70
  6. Step 6: Final answer
    x = 1,449,314.70

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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.