Home / 1,396,945.29-2,104,752.48-1,262,165.91

Finding the Fourth Proportional to 1,396,945.29, 2,104,752.48 and 1,262,165.91

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Solution

The fourth proportional to 1,396,945.29, 2,104,752.48 and 1,262,165.91 is: 1,901,682.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,396,945.29 : 2,104,752.48 = 1,262,165.91 : x
  2. Step 2: Convert to fraction form
    1,396,945.29/2,104,752.48 = 1,262,165.91/x
  3. Step 3: Cross multiply
    1,396,945.29x = 2,104,752.48 × 1,262,165.91
  4. Step 4: Simplify right side
    1,396,945.29x = 2,656,546,829,243.96
  5. Step 5: Solve for x
    x = 2,656,546,829,243.96/1,396,945.29
  6. Step 6: Final answer
    x = 1,901,682.80

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.