Home / 2,992,295.80-4,482,125.70-1,981,901.80

Finding the Fourth Proportional to 2,992,295.80, 4,482,125.70 and 1,981,901.80

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Solution

The fourth proportional to 2,992,295.80, 4,482,125.70 and 1,981,901.80 is: 2,968,668.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,992,295.80 : 4,482,125.70 = 1,981,901.80 : x
  2. Step 2: Convert to fraction form
    2,992,295.80/4,482,125.70 = 1,981,901.80/x
  3. Step 3: Cross multiply
    2,992,295.80x = 4,482,125.70 × 1,981,901.80
  4. Step 4: Simplify right side
    2,992,295.80x = 8,883,132,992,656.26
  5. Step 5: Solve for x
    x = 8,883,132,992,656.26/2,992,295.80
  6. Step 6: Final answer
    x = 2,968,668.07

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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.