Home / 2,158,206.20-3,237,309.30-738,049.40

Finding the Fourth Proportional to 2,158,206.20, 3,237,309.30 and 738,049.40

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Solution

The fourth proportional to 2,158,206.20, 3,237,309.30 and 738,049.40 is: 1,107,074.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,158,206.20 : 3,237,309.30 = 738,049.40 : x
  2. Step 2: Convert to fraction form
    2,158,206.20/3,237,309.30 = 738,049.40/x
  3. Step 3: Cross multiply
    2,158,206.20x = 3,237,309.30 × 738,049.40
  4. Step 4: Simplify right side
    2,158,206.20x = 2,389,294,186,479.42
  5. Step 5: Solve for x
    x = 2,389,294,186,479.42/2,158,206.20
  6. Step 6: Final answer
    x = 1,107,074.10

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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.