Home / 3,205,117.20-4,807,675.80-961,255.20

Finding the Fourth Proportional to 3,205,117.20, 4,807,675.80 and 961,255.20

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Solution

The fourth proportional to 3,205,117.20, 4,807,675.80 and 961,255.20 is: 1,441,882.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,205,117.20 : 4,807,675.80 = 961,255.20 : x
  2. Step 2: Convert to fraction form
    3,205,117.20/4,807,675.80 = 961,255.20/x
  3. Step 3: Cross multiply
    3,205,117.20x = 4,807,675.80 × 961,255.20
  4. Step 4: Simplify right side
    3,205,117.20x = 4,621,403,362,664.16
  5. Step 5: Solve for x
    x = 4,621,403,362,664.16/3,205,117.20
  6. Step 6: Final answer
    x = 1,441,882.80

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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.