Home / 1,874,220.80-2,811,039.60-526,251.20

Finding the Fourth Proportional to 1,874,220.80, 2,811,039.60 and 526,251.20

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Solution

The fourth proportional to 1,874,220.80, 2,811,039.60 and 526,251.20 is: 789,294.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,874,220.80 : 2,811,039.60 = 526,251.20 : x
  2. Step 2: Convert to fraction form
    1,874,220.80/2,811,039.60 = 526,251.20/x
  3. Step 3: Cross multiply
    1,874,220.80x = 2,811,039.60 × 526,251.20
  4. Step 4: Simplify right side
    1,874,220.80x = 1,479,312,962,747.52
  5. Step 5: Solve for x
    x = 1,479,312,962,747.52/1,874,220.80
  6. Step 6: Final answer
    x = 789,294.92

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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.