Home / 853,877.54-1,278,159.11-537,670.15

Finding the Fourth Proportional to 853,877.54, 1,278,159.11 and 537,670.15

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Solution

The fourth proportional to 853,877.54, 1,278,159.11 and 537,670.15 is: 804,832.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    853,877.54 : 1,278,159.11 = 537,670.15 : x
  2. Step 2: Convert to fraction form
    853,877.54/1,278,159.11 = 537,670.15/x
  3. Step 3: Cross multiply
    853,877.54x = 1,278,159.11 × 537,670.15
  4. Step 4: Simplify right side
    853,877.54x = 687,227,991,318.42
  5. Step 5: Solve for x
    x = 687,227,991,318.42/853,877.54
  6. Step 6: Final answer
    x = 804,832.03

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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.