Home / 2,133,885.60-3,200,828.40-936,381.60

Finding the Fourth Proportional to 2,133,885.60, 3,200,828.40 and 936,381.60

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Solution

The fourth proportional to 2,133,885.60, 3,200,828.40 and 936,381.60 is: 1,404,572.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133,885.60 : 3,200,828.40 = 936,381.60 : x
  2. Step 2: Convert to fraction form
    2,133,885.60/3,200,828.40 = 936,381.60/x
  3. Step 3: Cross multiply
    2,133,885.60x = 3,200,828.40 × 936,381.60
  4. Step 4: Simplify right side
    2,133,885.60x = 2,997,196,818,517.44
  5. Step 5: Solve for x
    x = 2,997,196,818,517.44/2,133,885.60
  6. Step 6: Final answer
    x = 1,404,572.40

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Similar ratio
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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.