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Finding the Fourth Proportional to 1,788,993, 2,468,810.34 and 984,177

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Solution

The fourth proportional to 1,788,993, 2,468,810.34 and 984,177 is: 1,358,164.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,788,993 : 2,468,810.34 = 984,177 : x
  2. Step 2: Convert to fraction form
    1,788,993/2,468,810.34 = 984,177/x
  3. Step 3: Cross multiply
    1,788,993x = 2,468,810.34 × 984,177
  4. Step 4: Simplify right side
    1,788,993x = 2,429,746,353,990.18
  5. Step 5: Solve for x
    x = 2,429,746,353,990.18/1,788,993
  6. Step 6: Final answer
    x = 1,358,164.26

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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.