Home / 1,412,032.98-1,948,620.66-767,453.20

Finding the Fourth Proportional to 1,412,032.98, 1,948,620.66 and 767,453.20

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Solution

The fourth proportional to 1,412,032.98, 1,948,620.66 and 767,453.20 is: 1,059,093.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,412,032.98 : 1,948,620.66 = 767,453.20 : x
  2. Step 2: Convert to fraction form
    1,412,032.98/1,948,620.66 = 767,453.20/x
  3. Step 3: Cross multiply
    1,412,032.98x = 1,948,620.66 × 767,453.20
  4. Step 4: Simplify right side
    1,412,032.98x = 1,495,475,161,103.11
  5. Step 5: Solve for x
    x = 1,495,475,161,103.11/1,412,032.98
  6. Step 6: Final answer
    x = 1,059,093.65

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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.