Home / 3,045,448.28-4,202,718.02-1,821,805.38

Finding the Fourth Proportional to 3,045,448.28, 4,202,718.02 and 1,821,805.38

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Solution

The fourth proportional to 3,045,448.28, 4,202,718.02 and 1,821,805.38 is: 2,514,091.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,045,448.28 : 4,202,718.02 = 1,821,805.38 : x
  2. Step 2: Convert to fraction form
    3,045,448.28/4,202,718.02 = 1,821,805.38/x
  3. Step 3: Cross multiply
    3,045,448.28x = 4,202,718.02 × 1,821,805.38
  4. Step 4: Simplify right side
    3,045,448.28x = 7,656,534,299,458.95
  5. Step 5: Solve for x
    x = 7,656,534,299,458.95/3,045,448.28
  6. Step 6: Final answer
    x = 2,514,091.06

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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.