Home / 1,955,344.40-2,933,016.60-1,640,416.40

Finding the Fourth Proportional to 1,955,344.40, 2,933,016.60 and 1,640,416.40

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Solution

The fourth proportional to 1,955,344.40, 2,933,016.60 and 1,640,416.40 is: 2,460,624.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,955,344.40 : 2,933,016.60 = 1,640,416.40 : x
  2. Step 2: Convert to fraction form
    1,955,344.40/2,933,016.60 = 1,640,416.40/x
  3. Step 3: Cross multiply
    1,955,344.40x = 2,933,016.60 × 1,640,416.40
  4. Step 4: Simplify right side
    1,955,344.40x = 4,811,368,532,112.24
  5. Step 5: Solve for x
    x = 4,811,368,532,112.24/1,955,344.40
  6. Step 6: Final answer
    x = 2,460,624.60

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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.