Home / 2,849,861.76-3,932,821.80-1,560,711.12

Finding the Fourth Proportional to 2,849,861.76, 3,932,821.80 and 1,560,711.12

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Solution

The fourth proportional to 2,849,861.76, 3,932,821.80 and 1,560,711.12 is: 2,153,788.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,849,861.76 : 3,932,821.80 = 1,560,711.12 : x
  2. Step 2: Convert to fraction form
    2,849,861.76/3,932,821.80 = 1,560,711.12/x
  3. Step 3: Cross multiply
    2,849,861.76x = 3,932,821.80 × 1,560,711.12
  4. Step 4: Simplify right side
    2,849,861.76x = 6,137,998,716,238.42
  5. Step 5: Solve for x
    x = 6,137,998,716,238.42/2,849,861.76
  6. Step 6: Final answer
    x = 2,153,788.23

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.