Home / 3,500,500.75-5,250,751.17-841,108.75

Finding the Fourth Proportional to 3,500,500.75, 5,250,751.17 and 841,108.75

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Solution

The fourth proportional to 3,500,500.75, 5,250,751.17 and 841,108.75 is: 1,261,663.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,500.75 : 5,250,751.17 = 841,108.75 : x
  2. Step 2: Convert to fraction form
    3,500,500.75/5,250,751.17 = 841,108.75/x
  3. Step 3: Cross multiply
    3,500,500.75x = 5,250,751.17 × 841,108.75
  4. Step 4: Simplify right side
    3,500,500.75x = 4,416,452,753,159.74
  5. Step 5: Solve for x
    x = 4,416,452,753,159.74/3,500,500.75
  6. Step 6: Final answer
    x = 1,261,663.14

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Double scale
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1.5x scale

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.