Home / 3,920,220.01-5,880,736.82-1,080,332.65

Finding the Fourth Proportional to 3,920,220.01, 5,880,736.82 and 1,080,332.65

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Solution

The fourth proportional to 3,920,220.01, 5,880,736.82 and 1,080,332.65 is: 1,620,611.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,920,220.01 : 5,880,736.82 = 1,080,332.65 : x
  2. Step 2: Convert to fraction form
    3,920,220.01/5,880,736.82 = 1,080,332.65/x
  3. Step 3: Cross multiply
    3,920,220.01x = 5,880,736.82 × 1,080,332.65
  4. Step 4: Simplify right side
    3,920,220.01x = 6,353,151,992,703.17
  5. Step 5: Solve for x
    x = 6,353,151,992,703.17/3,920,220.01
  6. Step 6: Final answer
    x = 1,620,611.08

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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.