Home / 1,176,623.25-1,623,671.85-660,328.92

Finding the Fourth Proportional to 1,176,623.25, 1,623,671.85 and 660,328.92

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Solution

The fourth proportional to 1,176,623.25, 1,623,671.85 and 660,328.92 is: 911,215.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,623.25 : 1,623,671.85 = 660,328.92 : x
  2. Step 2: Convert to fraction form
    1,176,623.25/1,623,671.85 = 660,328.92/x
  3. Step 3: Cross multiply
    1,176,623.25x = 1,623,671.85 × 660,328.92
  4. Step 4: Simplify right side
    1,176,623.25x = 1,072,157,479,144.90
  5. Step 5: Solve for x
    x = 1,072,157,479,144.90/1,176,623.25
  6. Step 6: Final answer
    x = 911,215.62

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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.