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Finding the Fourth Proportional to 6,545,604.06, 9,819,951.57 and 2,057,880.06

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Solution

The fourth proportional to 6,545,604.06, 9,819,951.57 and 2,057,880.06 is: 3,087,305.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    6,545,604.06 : 9,819,951.57 = 2,057,880.06 : x
  2. Step 2: Convert to fraction form
    6,545,604.06/9,819,951.57 = 2,057,880.06/x
  3. Step 3: Cross multiply
    6,545,604.06x = 9,819,951.57 × 2,057,880.06
  4. Step 4: Simplify right side
    6,545,604.06x = 20,208,282,526,068.70
  5. Step 5: Solve for x
    x = 20,208,282,526,068.70/6,545,604.06
  6. Step 6: Final answer
    x = 3,087,305.98

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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.