Home / 1,351,921.94-1,863,664.63-1,029,069.71

Finding the Fourth Proportional to 1,351,921.94, 1,863,664.63 and 1,029,069.71

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Solution

The fourth proportional to 1,351,921.94, 1,863,664.63 and 1,029,069.71 is: 1,418,603.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,351,921.94 : 1,863,664.63 = 1,029,069.71 : x
  2. Step 2: Convert to fraction form
    1,351,921.94/1,863,664.63 = 1,029,069.71/x
  3. Step 3: Cross multiply
    1,351,921.94x = 1,863,664.63 × 1,029,069.71
  4. Step 4: Simplify right side
    1,351,921.94x = 1,917,840,808,440.36
  5. Step 5: Solve for x
    x = 1,917,840,808,440.36/1,351,921.94
  6. Step 6: Final answer
    x = 1,418,603.22

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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.