Home / 1,413,695.53-1,950,908.41-769,120.34

Finding the Fourth Proportional to 1,413,695.53, 1,950,908.41 and 769,120.34

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Solution

The fourth proportional to 1,413,695.53, 1,950,908.41 and 769,120.34 is: 1,061,390.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,413,695.53 : 1,950,908.41 = 769,120.34 : x
  2. Step 2: Convert to fraction form
    1,413,695.53/1,950,908.41 = 769,120.34/x
  3. Step 3: Cross multiply
    1,413,695.53x = 1,950,908.41 × 769,120.34
  4. Step 4: Simplify right side
    1,413,695.53x = 1,500,483,335,762.46
  5. Step 5: Solve for x
    x = 1,500,483,335,762.46/1,413,695.53
  6. Step 6: Final answer
    x = 1,061,390.74

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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.