Home / 2,171,169.60-2,996,204.43-1,240,861.83

Finding the Fourth Proportional to 2,171,169.60, 2,996,204.43 and 1,240,861.83

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Solution

The fourth proportional to 2,171,169.60, 2,996,204.43 and 1,240,861.83 is: 1,712,383.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,171,169.60 : 2,996,204.43 = 1,240,861.83 : x
  2. Step 2: Convert to fraction form
    2,171,169.60/2,996,204.43 = 1,240,861.83/x
  3. Step 3: Cross multiply
    2,171,169.60x = 2,996,204.43 × 1,240,861.83
  4. Step 4: Simplify right side
    2,171,169.60x = 3,717,875,712,063.91
  5. Step 5: Solve for x
    x = 3,717,875,712,063.91/2,171,169.60
  6. Step 6: Final answer
    x = 1,712,383.83

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.