Home / 3,979,265.50-5,492,272.08-2,528,677.54

Finding the Fourth Proportional to 3,979,265.50, 5,492,272.08 and 2,528,677.54

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Solution

The fourth proportional to 3,979,265.50, 5,492,272.08 and 2,528,677.54 is: 3,490,137.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,979,265.50 : 5,492,272.08 = 2,528,677.54 : x
  2. Step 2: Convert to fraction form
    3,979,265.50/5,492,272.08 = 2,528,677.54/x
  3. Step 3: Cross multiply
    3,979,265.50x = 5,492,272.08 × 2,528,677.54
  4. Step 4: Simplify right side
    3,979,265.50x = 13,888,185,052,265.08
  5. Step 5: Solve for x
    x = 13,888,185,052,265.08/3,979,265.50
  6. Step 6: Final answer
    x = 3,490,137.83

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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.