Home / 1,910,513.10-2,865,769.10-1,309,652.60

Finding the Fourth Proportional to 1,910,513.10, 2,865,769.10 and 1,309,652.60

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Solution

The fourth proportional to 1,910,513.10, 2,865,769.10 and 1,309,652.60 is: 1,964,478.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,513.10 : 2,865,769.10 = 1,309,652.60 : x
  2. Step 2: Convert to fraction form
    1,910,513.10/2,865,769.10 = 1,309,652.60/x
  3. Step 3: Cross multiply
    1,910,513.10x = 2,865,769.10 × 1,309,652.60
  4. Step 4: Simplify right side
    1,910,513.10x = 3,753,161,952,814.66
  5. Step 5: Solve for x
    x = 3,753,161,952,814.66/1,910,513.10
  6. Step 6: Final answer
    x = 1,964,478.52

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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.