Home / 3,612,225.80-4,984,919.70-1,980,628.94

Finding the Fourth Proportional to 3,612,225.80, 4,984,919.70 and 1,980,628.94

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Solution

The fourth proportional to 3,612,225.80, 4,984,919.70 and 1,980,628.94 is: 2,733,294.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,612,225.80 : 4,984,919.70 = 1,980,628.94 : x
  2. Step 2: Convert to fraction form
    3,612,225.80/4,984,919.70 = 1,980,628.94/x
  3. Step 3: Cross multiply
    3,612,225.80x = 4,984,919.70 × 1,980,628.94
  4. Step 4: Simplify right side
    3,612,225.80x = 9,873,276,221,396.12
  5. Step 5: Solve for x
    x = 9,873,276,221,396.12/3,612,225.80
  6. Step 6: Final answer
    x = 2,733,294.31

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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.