Home / 1,581,282.42-2,372,899.59-621,570.11

Finding the Fourth Proportional to 1,581,282.42, 2,372,899.59 and 621,570.11

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Solution

The fourth proportional to 1,581,282.42, 2,372,899.59 and 621,570.11 is: 932,738.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,282.42 : 2,372,899.59 = 621,570.11 : x
  2. Step 2: Convert to fraction form
    1,581,282.42/2,372,899.59 = 621,570.11/x
  3. Step 3: Cross multiply
    1,581,282.42x = 2,372,899.59 × 621,570.11
  4. Step 4: Simplify right side
    1,581,282.42x = 1,474,923,447,310.76
  5. Step 5: Solve for x
    x = 1,474,923,447,310.76/1,581,282.42
  6. Step 6: Final answer
    x = 932,738.79

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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.