Home / 3,054,326.72-4,214,855.40-1,696,287.20

Finding the Fourth Proportional to 3,054,326.72, 4,214,855.40 and 1,696,287.20

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Solution

The fourth proportional to 3,054,326.72, 4,214,855.40 and 1,696,287.20 is: 2,340,812.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,054,326.72 : 4,214,855.40 = 1,696,287.20 : x
  2. Step 2: Convert to fraction form
    3,054,326.72/4,214,855.40 = 1,696,287.20/x
  3. Step 3: Cross multiply
    3,054,326.72x = 4,214,855.40 × 1,696,287.20
  4. Step 4: Simplify right side
    3,054,326.72x = 7,149,605,264,870.88
  5. Step 5: Solve for x
    x = 7,149,605,264,870.88/3,054,326.72
  6. Step 6: Final answer
    x = 2,340,812.21

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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.