Home / 1,339,469.66-1,850,070.76-976,311.02

Finding the Fourth Proportional to 1,339,469.66, 1,850,070.76 and 976,311.02

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Solution

The fourth proportional to 1,339,469.66, 1,850,070.76 and 976,311.02 is: 1,348,477.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,339,469.66 : 1,850,070.76 = 976,311.02 : x
  2. Step 2: Convert to fraction form
    1,339,469.66/1,850,070.76 = 976,311.02/x
  3. Step 3: Cross multiply
    1,339,469.66x = 1,850,070.76 × 976,311.02
  4. Step 4: Simplify right side
    1,339,469.66x = 1,806,244,459,076.64
  5. Step 5: Solve for x
    x = 1,806,244,459,076.64/1,339,469.66
  6. Step 6: Final answer
    x = 1,348,477.33

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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.