Home / 2,019,977.40-3,029,962.14-1,177,938.60

Finding the Fourth Proportional to 2,019,977.40, 3,029,962.14 and 1,177,938.60

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Solution

The fourth proportional to 2,019,977.40, 3,029,962.14 and 1,177,938.60 is: 1,766,905.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,019,977.40 : 3,029,962.14 = 1,177,938.60 : x
  2. Step 2: Convert to fraction form
    2,019,977.40/3,029,962.14 = 1,177,938.60/x
  3. Step 3: Cross multiply
    2,019,977.40x = 3,029,962.14 × 1,177,938.60
  4. Step 4: Simplify right side
    2,019,977.40x = 3,569,109,361,244.60
  5. Step 5: Solve for x
    x = 3,569,109,361,244.60/2,019,977.40
  6. Step 6: Final answer
    x = 1,766,905.59

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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.