Home / 2,037,790.90-2,812,218.78-1,120,052.80

Finding the Fourth Proportional to 2,037,790.90, 2,812,218.78 and 1,120,052.80

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Solution

The fourth proportional to 2,037,790.90, 2,812,218.78 and 1,120,052.80 is: 1,545,709.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,037,790.90 : 2,812,218.78 = 1,120,052.80 : x
  2. Step 2: Convert to fraction form
    2,037,790.90/2,812,218.78 = 1,120,052.80/x
  3. Step 3: Cross multiply
    2,037,790.90x = 2,812,218.78 × 1,120,052.80
  4. Step 4: Simplify right side
    2,037,790.90x = 3,149,833,518,751.58
  5. Step 5: Solve for x
    x = 3,149,833,518,751.58/2,037,790.90
  6. Step 6: Final answer
    x = 1,545,709.88

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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.