Home / 1,635,486.27-2,256,971.18-910,318.38

Finding the Fourth Proportional to 1,635,486.27, 2,256,971.18 and 910,318.38

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Solution

The fourth proportional to 1,635,486.27, 2,256,971.18 and 910,318.38 is: 1,256,239.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,635,486.27 : 2,256,971.18 = 910,318.38 : x
  2. Step 2: Convert to fraction form
    1,635,486.27/2,256,971.18 = 910,318.38/x
  3. Step 3: Cross multiply
    1,635,486.27x = 2,256,971.18 × 910,318.38
  4. Step 4: Simplify right side
    1,635,486.27x = 2,054,562,343,732.70
  5. Step 5: Solve for x
    x = 2,054,562,343,732.70/1,635,486.27
  6. Step 6: Final answer
    x = 1,256,239.43

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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.