Home / 3,110,828.80-4,666,243.20-981,565.60

Finding the Fourth Proportional to 3,110,828.80, 4,666,243.20 and 981,565.60

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Solution

The fourth proportional to 3,110,828.80, 4,666,243.20 and 981,565.60 is: 1,472,348.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,828.80 : 4,666,243.20 = 981,565.60 : x
  2. Step 2: Convert to fraction form
    3,110,828.80/4,666,243.20 = 981,565.60/x
  3. Step 3: Cross multiply
    3,110,828.80x = 4,666,243.20 × 981,565.60
  4. Step 4: Simplify right side
    3,110,828.80x = 4,580,223,806,353.92
  5. Step 5: Solve for x
    x = 4,580,223,806,353.92/3,110,828.80
  6. Step 6: Final answer
    x = 1,472,348.40

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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.