Home / 2,478,825.20-3,717,041.02-1,039,121.90

Finding the Fourth Proportional to 2,478,825.20, 3,717,041.02 and 1,039,121.90

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Solution

The fourth proportional to 2,478,825.20, 3,717,041.02 and 1,039,121.90 is: 1,558,181.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,478,825.20 : 3,717,041.02 = 1,039,121.90 : x
  2. Step 2: Convert to fraction form
    2,478,825.20/3,717,041.02 = 1,039,121.90/x
  3. Step 3: Cross multiply
    2,478,825.20x = 3,717,041.02 × 1,039,121.90
  4. Step 4: Simplify right side
    2,478,825.20x = 3,862,458,723,732.94
  5. Step 5: Solve for x
    x = 3,862,458,723,732.94/2,478,825.20
  6. Step 6: Final answer
    x = 1,558,181.16

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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.