Home / 3,905,283.69-5,859,467.43-1,209,819.15

Finding the Fourth Proportional to 3,905,283.69, 5,859,467.43 and 1,209,819.15

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Solution

The fourth proportional to 3,905,283.69, 5,859,467.43 and 1,209,819.15 is: 1,815,206.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,905,283.69 : 5,859,467.43 = 1,209,819.15 : x
  2. Step 2: Convert to fraction form
    3,905,283.69/5,859,467.43 = 1,209,819.15/x
  3. Step 3: Cross multiply
    3,905,283.69x = 5,859,467.43 × 1,209,819.15
  4. Step 4: Simplify right side
    3,905,283.69x = 7,088,895,905,615.28
  5. Step 5: Solve for x
    x = 7,088,895,905,615.28/3,905,283.69
  6. Step 6: Final answer
    x = 1,815,206.39

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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.