Home / 1,040,582.60-1,560,485.10-724,099.40

Finding the Fourth Proportional to 1,040,582.60, 1,560,485.10 and 724,099.40

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Solution

The fourth proportional to 1,040,582.60, 1,560,485.10 and 724,099.40 is: 1,085,878.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,040,582.60 : 1,560,485.10 = 724,099.40 : x
  2. Step 2: Convert to fraction form
    1,040,582.60/1,560,485.10 = 724,099.40/x
  3. Step 3: Cross multiply
    1,040,582.60x = 1,560,485.10 × 724,099.40
  4. Step 4: Simplify right side
    1,040,582.60x = 1,129,946,324,618.94
  5. Step 5: Solve for x
    x = 1,129,946,324,618.94/1,040,582.60
  6. Step 6: Final answer
    x = 1,085,878.55

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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.