Home / 3,280,507.80-4,920,761.70-1,683,232.35

Finding the Fourth Proportional to 3,280,507.80, 4,920,761.70 and 1,683,232.35

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Solution

The fourth proportional to 3,280,507.80, 4,920,761.70 and 1,683,232.35 is: 2,524,848.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,507.80 : 4,920,761.70 = 1,683,232.35 : x
  2. Step 2: Convert to fraction form
    3,280,507.80/4,920,761.70 = 1,683,232.35/x
  3. Step 3: Cross multiply
    3,280,507.80x = 4,920,761.70 × 1,683,232.35
  4. Step 4: Simplify right side
    3,280,507.80x = 8,282,785,280,081.00
  5. Step 5: Solve for x
    x = 8,282,785,280,081.00/3,280,507.80
  6. Step 6: Final answer
    x = 2,524,848.53

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.