Home / 3,078,996.90-4,611,496.95-1,581,339.30

Finding the Fourth Proportional to 3,078,996.90, 4,611,496.95 and 1,581,339.30

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Solution

The fourth proportional to 3,078,996.90, 4,611,496.95 and 1,581,339.30 is: 2,368,414.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,078,996.90 : 4,611,496.95 = 1,581,339.30 : x
  2. Step 2: Convert to fraction form
    3,078,996.90/4,611,496.95 = 1,581,339.30/x
  3. Step 3: Cross multiply
    3,078,996.90x = 4,611,496.95 × 1,581,339.30
  4. Step 4: Simplify right side
    3,078,996.90x = 7,292,341,358,865.14
  5. Step 5: Solve for x
    x = 7,292,341,358,865.14/3,078,996.90
  6. Step 6: Final answer
    x = 2,368,414.65

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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.