Home / 2,176,660.85-3,264,999.18-660,356.65

Finding the Fourth Proportional to 2,176,660.85, 3,264,999.18 and 660,356.65

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Solution

The fourth proportional to 2,176,660.85, 3,264,999.18 and 660,356.65 is: 990,537.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,660.85 : 3,264,999.18 = 660,356.65 : x
  2. Step 2: Convert to fraction form
    2,176,660.85/3,264,999.18 = 660,356.65/x
  3. Step 3: Cross multiply
    2,176,660.85x = 3,264,999.18 × 660,356.65
  4. Step 4: Simplify right side
    2,176,660.85x = 2,156,063,901,130.77
  5. Step 5: Solve for x
    x = 2,156,063,901,130.77/2,176,660.85
  6. Step 6: Final answer
    x = 990,537.36

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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.