Home / 3,189,818.80-4,785,165.60-1,059,680.80

Finding the Fourth Proportional to 3,189,818.80, 4,785,165.60 and 1,059,680.80

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Solution

The fourth proportional to 3,189,818.80, 4,785,165.60 and 1,059,680.80 is: 1,589,666.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,189,818.80 : 4,785,165.60 = 1,059,680.80 : x
  2. Step 2: Convert to fraction form
    3,189,818.80/4,785,165.60 = 1,059,680.80/x
  3. Step 3: Cross multiply
    3,189,818.80x = 4,785,165.60 × 1,059,680.80
  4. Step 4: Simplify right side
    3,189,818.80x = 5,070,748,111,140.48
  5. Step 5: Solve for x
    x = 5,070,748,111,140.48/3,189,818.80
  6. Step 6: Final answer
    x = 1,589,666.51

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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.