Home / 3,460,478.70-5,192,577.09-1,440,115.50

Finding the Fourth Proportional to 3,460,478.70, 5,192,577.09 and 1,440,115.50

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Solution

The fourth proportional to 3,460,478.70, 5,192,577.09 and 1,440,115.50 is: 2,160,946.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,460,478.70 : 5,192,577.09 = 1,440,115.50 : x
  2. Step 2: Convert to fraction form
    3,460,478.70/5,192,577.09 = 1,440,115.50/x
  3. Step 3: Cross multiply
    3,460,478.70x = 5,192,577.09 × 1,440,115.50
  4. Step 4: Simplify right side
    3,460,478.70x = 7,477,910,752,253.90
  5. Step 5: Solve for x
    x = 7,477,910,752,253.90/3,460,478.70
  6. Step 6: Final answer
    x = 2,160,946.91

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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.