Home / 1,717,829.40-2,577,035.70-519,742.20

Finding the Fourth Proportional to 1,717,829.40, 2,577,035.70 and 519,742.20

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Solution

The fourth proportional to 1,717,829.40, 2,577,035.70 and 519,742.20 is: 779,701.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,717,829.40 : 2,577,035.70 = 519,742.20 : x
  2. Step 2: Convert to fraction form
    1,717,829.40/2,577,035.70 = 519,742.20/x
  3. Step 3: Cross multiply
    1,717,829.40x = 2,577,035.70 × 519,742.20
  4. Step 4: Simplify right side
    1,717,829.40x = 1,339,394,204,196.54
  5. Step 5: Solve for x
    x = 1,339,394,204,196.54/1,717,829.40
  6. Step 6: Final answer
    x = 779,701.53

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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.