Home / 3,157,693.43-4,357,620.02-1,707,388.49

Finding the Fourth Proportional to 3,157,693.43, 4,357,620.02 and 1,707,388.49

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Solution

The fourth proportional to 3,157,693.43, 4,357,620.02 and 1,707,388.49 is: 2,356,197.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,157,693.43 : 4,357,620.02 = 1,707,388.49 : x
  2. Step 2: Convert to fraction form
    3,157,693.43/4,357,620.02 = 1,707,388.49/x
  3. Step 3: Cross multiply
    3,157,693.43x = 4,357,620.02 × 1,707,388.49
  4. Step 4: Simplify right side
    3,157,693.43x = 7,440,150,235,616.53
  5. Step 5: Solve for x
    x = 7,440,150,235,616.53/3,157,693.43
  6. Step 6: Final answer
    x = 2,356,197.78

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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.