Home / 2,981,353.60-4,472,030.40-986,809.60

Finding the Fourth Proportional to 2,981,353.60, 4,472,030.40 and 986,809.60

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Solution

The fourth proportional to 2,981,353.60, 4,472,030.40 and 986,809.60 is: 1,480,214.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,981,353.60 : 4,472,030.40 = 986,809.60 : x
  2. Step 2: Convert to fraction form
    2,981,353.60/4,472,030.40 = 986,809.60/x
  3. Step 3: Cross multiply
    2,981,353.60x = 4,472,030.40 × 986,809.60
  4. Step 4: Simplify right side
    2,981,353.60x = 4,413,042,530,211.84
  5. Step 5: Solve for x
    x = 4,413,042,530,211.84/2,981,353.60
  6. Step 6: Final answer
    x = 1,480,214.40

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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.