Home / 3,528,738.40-5,293,107.60-3,203,312.80

Finding the Fourth Proportional to 3,528,738.40, 5,293,107.60 and 3,203,312.80

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Solution

The fourth proportional to 3,528,738.40, 5,293,107.60 and 3,203,312.80 is: 4,804,969.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,528,738.40 : 5,293,107.60 = 3,203,312.80 : x
  2. Step 2: Convert to fraction form
    3,528,738.40/5,293,107.60 = 3,203,312.80/x
  3. Step 3: Cross multiply
    3,528,738.40x = 5,293,107.60 × 3,203,312.80
  4. Step 4: Simplify right side
    3,528,738.40x = 16,955,479,326,857.28
  5. Step 5: Solve for x
    x = 16,955,479,326,857.28/3,528,738.40
  6. Step 6: Final answer
    x = 4,804,969.20

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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.