Home / 1,211,914.03-1,817,674.17-572,216.53

Finding the Fourth Proportional to 1,211,914.03, 1,817,674.17 and 572,216.53

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Solution

The fourth proportional to 1,211,914.03, 1,817,674.17 and 572,216.53 is: 858,231.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,211,914.03 : 1,817,674.17 = 572,216.53 : x
  2. Step 2: Convert to fraction form
    1,211,914.03/1,817,674.17 = 572,216.53/x
  3. Step 3: Cross multiply
    1,211,914.03x = 1,817,674.17 × 572,216.53
  4. Step 4: Simplify right side
    1,211,914.03x = 1,040,103,206,228.03
  5. Step 5: Solve for x
    x = 1,040,103,206,228.03/1,211,914.03
  6. Step 6: Final answer
    x = 858,231.84

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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.