Home / 3,500,935.80-5,251,403.70-1,257,300.60

Finding the Fourth Proportional to 3,500,935.80, 5,251,403.70 and 1,257,300.60

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Solution

The fourth proportional to 3,500,935.80, 5,251,403.70 and 1,257,300.60 is: 1,885,950.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,500,935.80 : 5,251,403.70 = 1,257,300.60 : x
  2. Step 2: Convert to fraction form
    3,500,935.80/5,251,403.70 = 1,257,300.60/x
  3. Step 3: Cross multiply
    3,500,935.80x = 5,251,403.70 × 1,257,300.60
  4. Step 4: Simplify right side
    3,500,935.80x = 6,602,593,022,852.22
  5. Step 5: Solve for x
    x = 6,602,593,022,852.22/3,500,935.80
  6. Step 6: Final answer
    x = 1,885,950.90

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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.