Home / 1,717,213.80-2,575,820.70-519,977.10

Finding the Fourth Proportional to 1,717,213.80, 2,575,820.70 and 519,977.10

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Solution

The fourth proportional to 1,717,213.80, 2,575,820.70 and 519,977.10 is: 779,965.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717,213.80 : 2,575,820.70 = 519,977.10 : x
  2. Step 2: Convert to fraction form
    1,717,213.80/2,575,820.70 = 519,977.10/x
  3. Step 3: Cross multiply
    1,717,213.80x = 2,575,820.70 × 519,977.10
  4. Step 4: Simplify right side
    1,717,213.80x = 1,339,367,777,705.97
  5. Step 5: Solve for x
    x = 1,339,367,777,705.97/1,717,213.80
  6. Step 6: Final answer
    x = 779,965.65

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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.