Home / 3,650,803.80-5,479,316.10-1,632,154.20

Finding the Fourth Proportional to 3,650,803.80, 5,479,316.10 and 1,632,154.20

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Solution

The fourth proportional to 3,650,803.80, 5,479,316.10 and 1,632,154.20 is: 2,449,621.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,650,803.80 : 5,479,316.10 = 1,632,154.20 : x
  2. Step 2: Convert to fraction form
    3,650,803.80/5,479,316.10 = 1,632,154.20/x
  3. Step 3: Cross multiply
    3,650,803.80x = 5,479,316.10 × 1,632,154.20
  4. Step 4: Simplify right side
    3,650,803.80x = 8,943,088,785,742.62
  5. Step 5: Solve for x
    x = 8,943,088,785,742.62/3,650,803.80
  6. Step 6: Final answer
    x = 2,449,621.86

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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.