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Finding the Fourth Proportional to 1,789,416, 2,469,394.08 and 984,600

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Solution

The fourth proportional to 1,789,416, 2,469,394.08 and 984,600 is: 1,358,748

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,789,416 : 2,469,394.08 = 984,600 : x
  2. Step 2: Convert to fraction form
    1,789,416/2,469,394.08 = 984,600/x
  3. Step 3: Cross multiply
    1,789,416x = 2,469,394.08 × 984,600
  4. Step 4: Simplify right side
    1,789,416x = 2,431,365,411,168
  5. Step 5: Solve for x
    x = 2,431,365,411,168/1,789,416
  6. Step 6: Final answer
    x = 1,358,748

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.