Home / 1,779,524.80-2,455,713.88-963,721.87

Finding the Fourth Proportional to 1,779,524.80, 2,455,713.88 and 963,721.87

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Solution

The fourth proportional to 1,779,524.80, 2,455,713.88 and 963,721.87 is: 1,329,919.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,779,524.80 : 2,455,713.88 = 963,721.87 : x
  2. Step 2: Convert to fraction form
    1,779,524.80/2,455,713.88 = 963,721.87/x
  3. Step 3: Cross multiply
    1,779,524.80x = 2,455,713.88 × 963,721.87
  4. Step 4: Simplify right side
    1,779,524.80x = 2,366,625,172,618.56
  5. Step 5: Solve for x
    x = 2,366,625,172,618.56/1,779,524.80
  6. Step 6: Final answer
    x = 1,329,919.75

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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.