Home / 1,101,778.34-1,652,086.06-343,478.46

Finding the Fourth Proportional to 1,101,778.34, 1,652,086.06 and 343,478.46

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Solution

The fourth proportional to 1,101,778.34, 1,652,086.06 and 343,478.46 is: 515,036.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,778.34 : 1,652,086.06 = 343,478.46 : x
  2. Step 2: Convert to fraction form
    1,101,778.34/1,652,086.06 = 343,478.46/x
  3. Step 3: Cross multiply
    1,101,778.34x = 1,652,086.06 × 343,478.46
  4. Step 4: Simplify right side
    1,101,778.34x = 567,455,975,676.27
  5. Step 5: Solve for x
    x = 567,455,975,676.27/1,101,778.34
  6. Step 6: Final answer
    x = 515,036.42

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1.5x scale

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.