Home / 1,183,505.78-1,775,705.88-710,520.86

Finding the Fourth Proportional to 1,183,505.78, 1,775,705.88 and 710,520.86

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Solution

The fourth proportional to 1,183,505.78, 1,775,705.88 and 710,520.86 is: 1,066,049.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,183,505.78 : 1,775,705.88 = 710,520.86 : x
  2. Step 2: Convert to fraction form
    1,183,505.78/1,775,705.88 = 710,520.86/x
  3. Step 3: Cross multiply
    1,183,505.78x = 1,775,705.88 × 710,520.86
  4. Step 4: Simplify right side
    1,183,505.78x = 1,261,676,068,964.66
  5. Step 5: Solve for x
    x = 1,261,676,068,964.66/1,183,505.78
  6. Step 6: Final answer
    x = 1,066,049.77

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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.