Home / 1,256,100.92-1,884,162.77-357,542.30

Finding the Fourth Proportional to 1,256,100.92, 1,884,162.77 and 357,542.30

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Solution

The fourth proportional to 1,256,100.92, 1,884,162.77 and 357,542.30 is: 536,316.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,100.92 : 1,884,162.77 = 357,542.30 : x
  2. Step 2: Convert to fraction form
    1,256,100.92/1,884,162.77 = 357,542.30/x
  3. Step 3: Cross multiply
    1,256,100.92x = 1,884,162.77 × 357,542.30
  4. Step 4: Simplify right side
    1,256,100.92x = 673,667,894,623.65
  5. Step 5: Solve for x
    x = 673,667,894,623.65/1,256,100.92
  6. Step 6: Final answer
    x = 536,316.70

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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.