Home / 1,717,201.80-2,575,802.70-519,965.10

Finding the Fourth Proportional to 1,717,201.80, 2,575,802.70 and 519,965.10

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Solution

The fourth proportional to 1,717,201.80, 2,575,802.70 and 519,965.10 is: 779,947.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717,201.80 : 2,575,802.70 = 519,965.10 : x
  2. Step 2: Convert to fraction form
    1,717,201.80/2,575,802.70 = 519,965.10/x
  3. Step 3: Cross multiply
    1,717,201.80x = 2,575,802.70 × 519,965.10
  4. Step 4: Simplify right side
    1,717,201.80x = 1,339,327,508,485.77
  5. Step 5: Solve for x
    x = 1,339,327,508,485.77/1,717,201.80
  6. Step 6: Final answer
    x = 779,947.65

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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.