Home / 1,926,907.19-2,890,249.60-579,040.87

Finding the Fourth Proportional to 1,926,907.19, 2,890,249.60 and 579,040.87

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Solution

The fourth proportional to 1,926,907.19, 2,890,249.60 and 579,040.87 is: 868,527.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,926,907.19 : 2,890,249.60 = 579,040.87 : x
  2. Step 2: Convert to fraction form
    1,926,907.19/2,890,249.60 = 579,040.87/x
  3. Step 3: Cross multiply
    1,926,907.19x = 2,890,249.60 × 579,040.87
  4. Step 4: Simplify right side
    1,926,907.19x = 1,673,572,625,554.70
  5. Step 5: Solve for x
    x = 1,673,572,625,554.70/1,926,907.19
  6. Step 6: Final answer
    x = 868,527.88

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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.