Home / 3,290,303.81-4,540,533.99-1,820,266.66

Finding the Fourth Proportional to 3,290,303.81, 4,540,533.99 and 1,820,266.66

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Solution

The fourth proportional to 3,290,303.81, 4,540,533.99 and 1,820,266.66 is: 2,511,920.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,290,303.81 : 4,540,533.99 = 1,820,266.66 : x
  2. Step 2: Convert to fraction form
    3,290,303.81/4,540,533.99 = 1,820,266.66/x
  3. Step 3: Cross multiply
    3,290,303.81x = 4,540,533.99 × 1,820,266.66
  4. Step 4: Simplify right side
    3,290,303.81x = 8,264,982,640,593.77
  5. Step 5: Solve for x
    x = 8,264,982,640,593.77/3,290,303.81
  6. Step 6: Final answer
    x = 2,511,920.82

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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.