Home / 3,165,515.78-4,368,404.49-1,715,250.50

Finding the Fourth Proportional to 3,165,515.78, 4,368,404.49 and 1,715,250.50

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Solution

The fourth proportional to 3,165,515.78, 4,368,404.49 and 1,715,250.50 is: 2,367,041.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,165,515.78 : 4,368,404.49 = 1,715,250.50 : x
  2. Step 2: Convert to fraction form
    3,165,515.78/4,368,404.49 = 1,715,250.50/x
  3. Step 3: Cross multiply
    3,165,515.78x = 4,368,404.49 × 1,715,250.50
  4. Step 4: Simplify right side
    3,165,515.78x = 7,492,907,985,674.75
  5. Step 5: Solve for x
    x = 7,492,907,985,674.75/3,165,515.78
  6. Step 6: Final answer
    x = 2,367,041.74

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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.