Home / 1,028,679.60-1,543,894.20-460,934.40

Finding the Fourth Proportional to 1,028,679.60, 1,543,894.20 and 460,934.40

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Solution

The fourth proportional to 1,028,679.60, 1,543,894.20 and 460,934.40 is: 691,793.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,028,679.60 : 1,543,894.20 = 460,934.40 : x
  2. Step 2: Convert to fraction form
    1,028,679.60/1,543,894.20 = 460,934.40/x
  3. Step 3: Cross multiply
    1,028,679.60x = 1,543,894.20 × 460,934.40
  4. Step 4: Simplify right side
    1,028,679.60x = 711,633,946,740.48
  5. Step 5: Solve for x
    x = 711,633,946,740.48/1,028,679.60
  6. Step 6: Final answer
    x = 691,793.58

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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.