Home / 1,458,381.26-2,012,566.25-805,007.43

Finding the Fourth Proportional to 1,458,381.26, 2,012,566.25 and 805,007.43

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Solution

The fourth proportional to 1,458,381.26, 2,012,566.25 and 805,007.43 is: 1,110,910.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,458,381.26 : 2,012,566.25 = 805,007.43 : x
  2. Step 2: Convert to fraction form
    1,458,381.26/2,012,566.25 = 805,007.43/x
  3. Step 3: Cross multiply
    1,458,381.26x = 2,012,566.25 × 805,007.43
  4. Step 4: Simplify right side
    1,458,381.26x = 1,620,130,780,592.20
  5. Step 5: Solve for x
    x = 1,620,130,780,592.20/1,458,381.26
  6. Step 6: Final answer
    x = 1,110,910.32

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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.