Home / 2,197,816.80-3,294,100.80-918,421.80

Finding the Fourth Proportional to 2,197,816.80, 3,294,100.80 and 918,421.80

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Solution

The fourth proportional to 2,197,816.80, 3,294,100.80 and 918,421.80 is: 1,376,536.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,197,816.80 : 3,294,100.80 = 918,421.80 : x
  2. Step 2: Convert to fraction form
    2,197,816.80/3,294,100.80 = 918,421.80/x
  3. Step 3: Cross multiply
    2,197,816.80x = 3,294,100.80 × 918,421.80
  4. Step 4: Simplify right side
    2,197,816.80x = 3,025,373,986,117.44
  5. Step 5: Solve for x
    x = 3,025,373,986,117.44/2,197,816.80
  6. Step 6: Final answer
    x = 1,376,536.02

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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.