Home / 1,801,518.50-2,486,127.12-985,793.65

Finding the Fourth Proportional to 1,801,518.50, 2,486,127.12 and 985,793.65

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Solution

The fourth proportional to 1,801,518.50, 2,486,127.12 and 985,793.65 is: 1,360,412.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,801,518.50 : 2,486,127.12 = 985,793.65 : x
  2. Step 2: Convert to fraction form
    1,801,518.50/2,486,127.12 = 985,793.65/x
  3. Step 3: Cross multiply
    1,801,518.50x = 2,486,127.12 × 985,793.65
  4. Step 4: Simplify right side
    1,801,518.50x = 2,450,808,315,558.15
  5. Step 5: Solve for x
    x = 2,450,808,315,558.15/1,801,518.50
  6. Step 6: Final answer
    x = 1,360,412.52

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.