Home / 1,541,171.68-2,312,719.80-1,108,933

Finding the Fourth Proportional to 1,541,171.68, 2,312,719.80 and 1,108,933

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Solution

The fourth proportional to 1,541,171.68, 2,312,719.80 and 1,108,933 is: 1,664,091.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,541,171.68 : 2,312,719.80 = 1,108,933 : x
  2. Step 2: Convert to fraction form
    1,541,171.68/2,312,719.80 = 1,108,933/x
  3. Step 3: Cross multiply
    1,541,171.68x = 2,312,719.80 × 1,108,933
  4. Step 4: Simplify right side
    1,541,171.68x = 2,564,651,305,973.40
  5. Step 5: Solve for x
    x = 2,564,651,305,973.40/1,541,171.68
  6. Step 6: Final answer
    x = 1,664,091.90

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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.