Home / 1,635,515.96-2,256,961.78-910,345.03

Finding the Fourth Proportional to 1,635,515.96, 2,256,961.78 and 910,345.03

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Solution

The fourth proportional to 1,635,515.96, 2,256,961.78 and 910,345.03 is: 1,256,248.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,515.96 : 2,256,961.78 = 910,345.03 : x
  2. Step 2: Convert to fraction form
    1,635,515.96/2,256,961.78 = 910,345.03/x
  3. Step 3: Cross multiply
    1,635,515.96x = 2,256,961.78 × 910,345.03
  4. Step 4: Simplify right side
    1,635,515.96x = 2,054,613,929,697.79
  5. Step 5: Solve for x
    x = 2,054,613,929,697.79/1,635,515.96
  6. Step 6: Final answer
    x = 1,256,248.17

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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.