Home / 3,290,298.30-4,540,526.39-1,820,261.15

Finding the Fourth Proportional to 3,290,298.30, 4,540,526.39 and 1,820,261.15

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Solution

The fourth proportional to 3,290,298.30, 4,540,526.39 and 1,820,261.15 is: 2,511,913.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290,298.30 : 4,540,526.39 = 1,820,261.15 : x
  2. Step 2: Convert to fraction form
    3,290,298.30/4,540,526.39 = 1,820,261.15/x
  3. Step 3: Cross multiply
    3,290,298.30x = 4,540,526.39 × 1,820,261.15
  4. Step 4: Simplify right side
    3,290,298.30x = 8,264,943,788,266.75
  5. Step 5: Solve for x
    x = 8,264,943,788,266.75/3,290,298.30
  6. Step 6: Final answer
    x = 2,511,913.22

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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.