Home / 2,969,702.20-4,098,191.64-1,611,575.20

Finding the Fourth Proportional to 2,969,702.20, 4,098,191.64 and 1,611,575.20

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Solution

The fourth proportional to 2,969,702.20, 4,098,191.64 and 1,611,575.20 is: 2,223,975.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,969,702.20 : 4,098,191.64 = 1,611,575.20 : x
  2. Step 2: Convert to fraction form
    2,969,702.20/4,098,191.64 = 1,611,575.20/x
  3. Step 3: Cross multiply
    2,969,702.20x = 4,098,191.64 × 1,611,575.20
  4. Step 4: Simplify right side
    2,969,702.20x = 6,604,544,011,871.33
  5. Step 5: Solve for x
    x = 6,604,544,011,871.33/2,969,702.20
  6. Step 6: Final answer
    x = 2,223,975.19

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.