Home / 1,194,279.14-1,648,151.85-678,081.05

Finding the Fourth Proportional to 1,194,279.14, 1,648,151.85 and 678,081.05

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Solution

The fourth proportional to 1,194,279.14, 1,648,151.85 and 678,081.05 is: 935,778.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,194,279.14 : 1,648,151.85 = 678,081.05 : x
  2. Step 2: Convert to fraction form
    1,194,279.14/1,648,151.85 = 678,081.05/x
  3. Step 3: Cross multiply
    1,194,279.14x = 1,648,151.85 × 678,081.05
  4. Step 4: Simplify right side
    1,194,279.14x = 1,117,580,546,760.91
  5. Step 5: Solve for x
    x = 1,117,580,546,760.91/1,194,279.14
  6. Step 6: Final answer
    x = 935,778.34

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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.