Home / 3,319,156.89-4,979,621.34-1,189,456.29

Finding the Fourth Proportional to 3,319,156.89, 4,979,621.34 and 1,189,456.29

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Solution

The fourth proportional to 3,319,156.89, 4,979,621.34 and 1,189,456.29 is: 1,784,501.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,319,156.89 : 4,979,621.34 = 1,189,456.29 : x
  2. Step 2: Convert to fraction form
    3,319,156.89/4,979,621.34 = 1,189,456.29/x
  3. Step 3: Cross multiply
    3,319,156.89x = 4,979,621.34 × 1,189,456.29
  4. Step 4: Simplify right side
    3,319,156.89x = 5,923,041,924,681.23
  5. Step 5: Solve for x
    x = 5,923,041,924,681.23/3,319,156.89
  6. Step 6: Final answer
    x = 1,784,501.94

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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.