Home / 1,131,891.88-1,695,844.81-1,064,465.29

Finding the Fourth Proportional to 1,131,891.88, 1,695,844.81 and 1,064,465.29

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Solution

The fourth proportional to 1,131,891.88, 1,695,844.81 and 1,064,465.29 is: 1,594,823.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,131,891.88 : 1,695,844.81 = 1,064,465.29 : x
  2. Step 2: Convert to fraction form
    1,131,891.88/1,695,844.81 = 1,064,465.29/x
  3. Step 3: Cross multiply
    1,131,891.88x = 1,695,844.81 × 1,064,465.29
  4. Step 4: Simplify right side
    1,131,891.88x = 1,805,167,937,471.65
  5. Step 5: Solve for x
    x = 1,805,167,937,471.65/1,131,891.88
  6. Step 6: Final answer
    x = 1,594,823.65

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.