Home / 1,176,855.35-1,618,963.94-1,031,004.32

Finding the Fourth Proportional to 1,176,855.35, 1,618,963.94 and 1,031,004.32

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Solution

The fourth proportional to 1,176,855.35, 1,618,963.94 and 1,031,004.32 is: 1,418,321.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,855.35 : 1,618,963.94 = 1,031,004.32 : x
  2. Step 2: Convert to fraction form
    1,176,855.35/1,618,963.94 = 1,031,004.32/x
  3. Step 3: Cross multiply
    1,176,855.35x = 1,618,963.94 × 1,031,004.32
  4. Step 4: Simplify right side
    1,176,855.35x = 1,669,158,810,546.91
  5. Step 5: Solve for x
    x = 1,669,158,810,546.91/1,176,855.35
  6. Step 6: Final answer
    x = 1,418,321.14

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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.