Home / 1,672,653.46-2,308,216.92-984,365.86

Finding the Fourth Proportional to 1,672,653.46, 2,308,216.92 and 984,365.86

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Solution

The fourth proportional to 1,672,653.46, 2,308,216.92 and 984,365.86 is: 1,358,398.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,672,653.46 : 2,308,216.92 = 984,365.86 : x
  2. Step 2: Convert to fraction form
    1,672,653.46/2,308,216.92 = 984,365.86/x
  3. Step 3: Cross multiply
    1,672,653.46x = 2,308,216.92 × 984,365.86
  4. Step 4: Simplify right side
    1,672,653.46x = 2,272,129,933,522.35
  5. Step 5: Solve for x
    x = 2,272,129,933,522.35/1,672,653.46
  6. Step 6: Final answer
    x = 1,358,398.49

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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.