Home / 1,684,084.96-2,323,968.96-920,164.96

Finding the Fourth Proportional to 1,684,084.96, 2,323,968.96 and 920,164.96

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Solution

The fourth proportional to 1,684,084.96, 2,323,968.96 and 920,164.96 is: 1,269,790.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,684,084.96 : 2,323,968.96 = 920,164.96 : x
  2. Step 2: Convert to fraction form
    1,684,084.96/2,323,968.96 = 920,164.96/x
  3. Step 3: Cross multiply
    1,684,084.96x = 2,323,968.96 × 920,164.96
  4. Step 4: Simplify right side
    1,684,084.96x = 2,138,434,805,119.64
  5. Step 5: Solve for x
    x = 2,138,434,805,119.64/1,684,084.96
  6. Step 6: Final answer
    x = 1,269,790.33

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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.