Home / 2,176,999.23-3,265,623.41-660,731.63

Finding the Fourth Proportional to 2,176,999.23, 3,265,623.41 and 660,731.63

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Solution

The fourth proportional to 2,176,999.23, 3,265,623.41 and 660,731.63 is: 991,135.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,176,999.23 : 3,265,623.41 = 660,731.63 : x
  2. Step 2: Convert to fraction form
    2,176,999.23/3,265,623.41 = 660,731.63/x
  3. Step 3: Cross multiply
    2,176,999.23x = 3,265,623.41 × 660,731.63
  4. Step 4: Simplify right side
    2,176,999.23x = 2,157,700,678,655.46
  5. Step 5: Solve for x
    x = 2,157,700,678,655.46/2,176,999.23
  6. Step 6: Final answer
    x = 991,135.25

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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.