Home / 2,196,078.40-3,294,117.60-2,112,097.60

Finding the Fourth Proportional to 2,196,078.40, 3,294,117.60 and 2,112,097.60

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Solution

The fourth proportional to 2,196,078.40, 3,294,117.60 and 2,112,097.60 is: 3,168,146.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,196,078.40 : 3,294,117.60 = 2,112,097.60 : x
  2. Step 2: Convert to fraction form
    2,196,078.40/3,294,117.60 = 2,112,097.60/x
  3. Step 3: Cross multiply
    2,196,078.40x = 3,294,117.60 × 2,112,097.60
  4. Step 4: Simplify right side
    2,196,078.40x = 6,957,497,877,077.76
  5. Step 5: Solve for x
    x = 6,957,497,877,077.76/2,196,078.40
  6. Step 6: Final answer
    x = 3,168,146.40

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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.