Home / 2,443,885.60-3,665,828.40-2,128,957.60

Finding the Fourth Proportional to 2,443,885.60, 3,665,828.40 and 2,128,957.60

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Solution

The fourth proportional to 2,443,885.60, 3,665,828.40 and 2,128,957.60 is: 3,193,436.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,443,885.60 : 3,665,828.40 = 2,128,957.60 : x
  2. Step 2: Convert to fraction form
    2,443,885.60/3,665,828.40 = 2,128,957.60/x
  3. Step 3: Cross multiply
    2,443,885.60x = 3,665,828.40 × 2,128,957.60
  4. Step 4: Simplify right side
    2,443,885.60x = 7,804,393,232,475.84
  5. Step 5: Solve for x
    x = 7,804,393,232,475.84/2,443,885.60
  6. Step 6: Final answer
    x = 3,193,436.40

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Double scale
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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.