Home / 3,348,591.40-4,620,928.74-1,820,699.80

Finding the Fourth Proportional to 3,348,591.40, 4,620,928.74 and 1,820,699.80

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Solution

The fourth proportional to 3,348,591.40, 4,620,928.74 and 1,820,699.80 is: 2,512,496.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,348,591.40 : 4,620,928.74 = 1,820,699.80 : x
  2. Step 2: Convert to fraction form
    3,348,591.40/4,620,928.74 = 1,820,699.80/x
  3. Step 3: Cross multiply
    3,348,591.40x = 4,620,928.74 × 1,820,699.80
  4. Step 4: Simplify right side
    3,348,591.40x = 8,413,324,032,732.25
  5. Step 5: Solve for x
    x = 8,413,324,032,732.25/3,348,591.40
  6. Step 6: Final answer
    x = 2,512,496.46

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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.