Home / 3,768,717.87-5,200,358.63-2,547,680.13

Finding the Fourth Proportional to 3,768,717.87, 5,200,358.63 and 2,547,680.13

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Solution

The fourth proportional to 3,768,717.87, 5,200,358.63 and 2,547,680.13 is: 3,515,479.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,768,717.87 : 5,200,358.63 = 2,547,680.13 : x
  2. Step 2: Convert to fraction form
    3,768,717.87/5,200,358.63 = 2,547,680.13/x
  3. Step 3: Cross multiply
    3,768,717.87x = 5,200,358.63 × 2,547,680.13
  4. Step 4: Simplify right side
    3,768,717.87x = 13,248,850,337,786.62
  5. Step 5: Solve for x
    x = 13,248,850,337,786.62/3,768,717.87
  6. Step 6: Final answer
    x = 3,515,479.48

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Double scale
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1.5x scale

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.