Home / 2,117,466.92-2,920,921.62-1,301,103.56

Finding the Fourth Proportional to 2,117,466.92, 2,920,921.62 and 1,301,103.56

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Solution

The fourth proportional to 2,117,466.92, 2,920,921.62 and 1,301,103.56 is: 1,794,796.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,117,466.92 : 2,920,921.62 = 1,301,103.56 : x
  2. Step 2: Convert to fraction form
    2,117,466.92/2,920,921.62 = 1,301,103.56/x
  3. Step 3: Cross multiply
    2,117,466.92x = 2,920,921.62 × 1,301,103.56
  4. Step 4: Simplify right side
    2,117,466.92x = 3,800,421,518,262.97
  5. Step 5: Solve for x
    x = 3,800,421,518,262.97/2,117,466.92
  6. Step 6: Final answer
    x = 1,794,796.17

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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.