Home / 2,875,589.40-4,313,384.10-880,786.20

Finding the Fourth Proportional to 2,875,589.40, 4,313,384.10 and 880,786.20

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Solution

The fourth proportional to 2,875,589.40, 4,313,384.10 and 880,786.20 is: 1,321,179.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,875,589.40 : 4,313,384.10 = 880,786.20 : x
  2. Step 2: Convert to fraction form
    2,875,589.40/4,313,384.10 = 880,786.20/x
  3. Step 3: Cross multiply
    2,875,589.40x = 4,313,384.10 × 880,786.20
  4. Step 4: Simplify right side
    2,875,589.40x = 3,799,169,190,579.42
  5. Step 5: Solve for x
    x = 3,799,169,190,579.42/2,875,589.40
  6. Step 6: Final answer
    x = 1,321,179.30

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Similar ratio
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1.5x scale

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.