Home / 3,878,024.08-5,818,224.12-1,986,094.48

Finding the Fourth Proportional to 3,878,024.08, 5,818,224.12 and 1,986,094.48

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Solution

The fourth proportional to 3,878,024.08, 5,818,224.12 and 1,986,094.48 is: 2,979,750.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,878,024.08 : 5,818,224.12 = 1,986,094.48 : x
  2. Step 2: Convert to fraction form
    3,878,024.08/5,818,224.12 = 1,986,094.48/x
  3. Step 3: Cross multiply
    3,878,024.08x = 5,818,224.12 × 1,986,094.48
  4. Step 4: Simplify right side
    3,878,024.08x = 11,555,542,808,134.86
  5. Step 5: Solve for x
    x = 11,555,542,808,134.86/3,878,024.08
  6. Step 6: Final answer
    x = 2,979,750.14

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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.