Home / 1,927,634.44-2,891,430.74-790,143.04

Finding the Fourth Proportional to 1,927,634.44, 2,891,430.74 and 790,143.04

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Solution

The fourth proportional to 1,927,634.44, 2,891,430.74 and 790,143.04 is: 1,185,205.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,927,634.44 : 2,891,430.74 = 790,143.04 : x
  2. Step 2: Convert to fraction form
    1,927,634.44/2,891,430.74 = 790,143.04/x
  3. Step 3: Cross multiply
    1,927,634.44x = 2,891,430.74 × 790,143.04
  4. Step 4: Simplify right side
    1,927,634.44x = 2,284,643,874,853.05
  5. Step 5: Solve for x
    x = 2,284,643,874,853.05/1,927,634.44
  6. Step 6: Final answer
    x = 1,185,205.98

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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.