Home / 2,626,486.98-3,939,851.21-804,721.46

Finding the Fourth Proportional to 2,626,486.98, 3,939,851.21 and 804,721.46

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Solution

The fourth proportional to 2,626,486.98, 3,939,851.21 and 804,721.46 is: 1,207,119.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,626,486.98 : 3,939,851.21 = 804,721.46 : x
  2. Step 2: Convert to fraction form
    2,626,486.98/3,939,851.21 = 804,721.46/x
  3. Step 3: Cross multiply
    2,626,486.98x = 3,939,851.21 × 804,721.46
  4. Step 4: Simplify right side
    2,626,486.98x = 3,170,482,794,171.10
  5. Step 5: Solve for x
    x = 3,170,482,794,171.10/2,626,486.98
  6. Step 6: Final answer
    x = 1,207,119.17

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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.