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Finding the Fourth Proportional to 3,264,709, 4,897,345.74 and 900,805

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Solution

The fourth proportional to 3,264,709, 4,897,345.74 and 900,805 is: 1,351,285.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,264,709 : 4,897,345.74 = 900,805 : x
  2. Step 2: Convert to fraction form
    3,264,709/4,897,345.74 = 900,805/x
  3. Step 3: Cross multiply
    3,264,709x = 4,897,345.74 × 900,805
  4. Step 4: Simplify right side
    3,264,709x = 4,411,553,529,320.70
  5. Step 5: Solve for x
    x = 4,411,553,529,320.70/3,264,709
  6. Step 6: Final answer
    x = 1,351,285.38

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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.