Home / 1,413,670.52-1,950,820.82-769,074.28

Finding the Fourth Proportional to 1,413,670.52, 1,950,820.82 and 769,074.28

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Solution

The fourth proportional to 1,413,670.52, 1,950,820.82 and 769,074.28 is: 1,061,298.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,670.52 : 1,950,820.82 = 769,074.28 : x
  2. Step 2: Convert to fraction form
    1,413,670.52/1,950,820.82 = 769,074.28/x
  3. Step 3: Cross multiply
    1,413,670.52x = 1,950,820.82 × 769,074.28
  4. Step 4: Simplify right side
    1,413,670.52x = 1,500,326,117,550.51
  5. Step 5: Solve for x
    x = 1,500,326,117,550.51/1,413,670.52
  6. Step 6: Final answer
    x = 1,061,298.30

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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.