Home / 1,052,115.60-1,577,136.60-519,718.80

Finding the Fourth Proportional to 1,052,115.60, 1,577,136.60 and 519,718.80

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Solution

The fourth proportional to 1,052,115.60, 1,577,136.60 and 519,718.80 is: 779,066.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,115.60 : 1,577,136.60 = 519,718.80 : x
  2. Step 2: Convert to fraction form
    1,052,115.60/1,577,136.60 = 519,718.80/x
  3. Step 3: Cross multiply
    1,052,115.60x = 1,577,136.60 × 519,718.80
  4. Step 4: Simplify right side
    1,052,115.60x = 819,667,541,188.08
  5. Step 5: Solve for x
    x = 819,667,541,188.08/1,052,115.60
  6. Step 6: Final answer
    x = 779,066.05

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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.