Home / 1,667,061.68-2,500,961.54-530,171.60

Finding the Fourth Proportional to 1,667,061.68, 2,500,961.54 and 530,171.60

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Solution

The fourth proportional to 1,667,061.68, 2,500,961.54 and 530,171.60 is: 795,374.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,667,061.68 : 2,500,961.54 = 530,171.60 : x
  2. Step 2: Convert to fraction form
    1,667,061.68/2,500,961.54 = 530,171.60/x
  3. Step 3: Cross multiply
    1,667,061.68x = 2,500,961.54 × 530,171.60
  4. Step 4: Simplify right side
    1,667,061.68x = 1,325,938,766,044.60
  5. Step 5: Solve for x
    x = 1,325,938,766,044.60/1,667,061.68
  6. Step 6: Final answer
    x = 795,374.75

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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.