Home / 3,118,510.20-4,674,266.10-1,771,318.20

Finding the Fourth Proportional to 3,118,510.20, 4,674,266.10 and 1,771,318.20

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Solution

The fourth proportional to 3,118,510.20, 4,674,266.10 and 1,771,318.20 is: 2,654,989.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,118,510.20 : 4,674,266.10 = 1,771,318.20 : x
  2. Step 2: Convert to fraction form
    3,118,510.20/4,674,266.10 = 1,771,318.20/x
  3. Step 3: Cross multiply
    3,118,510.20x = 4,674,266.10 × 1,771,318.20
  4. Step 4: Simplify right side
    3,118,510.20x = 8,279,612,614,573.02
  5. Step 5: Solve for x
    x = 8,279,612,614,573.02/3,118,510.20
  6. Step 6: Final answer
    x = 2,654,989.75

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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.