Home / 2,919,019.44-4,028,205-1,629,880.08

Finding the Fourth Proportional to 2,919,019.44, 4,028,205 and 1,629,880.08

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Solution

The fourth proportional to 2,919,019.44, 4,028,205 and 1,629,880.08 is: 2,249,211.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,919,019.44 : 4,028,205 = 1,629,880.08 : x
  2. Step 2: Convert to fraction form
    2,919,019.44/4,028,205 = 1,629,880.08/x
  3. Step 3: Cross multiply
    2,919,019.44x = 4,028,205 × 1,629,880.08
  4. Step 4: Simplify right side
    2,919,019.44x = 6,565,491,087,656.40
  5. Step 5: Solve for x
    x = 6,565,491,087,656.40/2,919,019.44
  6. Step 6: Final answer
    x = 2,249,211.16

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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.