Home / 1,478,678.41-2,040,638.24-834,098.44

Finding the Fourth Proportional to 1,478,678.41, 2,040,638.24 and 834,098.44

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Solution

The fourth proportional to 1,478,678.41, 2,040,638.24 and 834,098.44 is: 1,151,090.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,478,678.41 : 2,040,638.24 = 834,098.44 : x
  2. Step 2: Convert to fraction form
    1,478,678.41/2,040,638.24 = 834,098.44/x
  3. Step 3: Cross multiply
    1,478,678.41x = 2,040,638.24 × 834,098.44
  4. Step 4: Simplify right side
    1,478,678.41x = 1,702,093,172,588.35
  5. Step 5: Solve for x
    x = 1,702,093,172,588.35/1,478,678.41
  6. Step 6: Final answer
    x = 1,151,090.84

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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.