Home / 1,972,615.60-2,958,704.70-1,617,009.40

Finding the Fourth Proportional to 1,972,615.60, 2,958,704.70 and 1,617,009.40

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Solution

The fourth proportional to 1,972,615.60, 2,958,704.70 and 1,617,009.40 is: 2,425,334.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,972,615.60 : 2,958,704.70 = 1,617,009.40 : x
  2. Step 2: Convert to fraction form
    1,972,615.60/2,958,704.70 = 1,617,009.40/x
  3. Step 3: Cross multiply
    1,972,615.60x = 2,958,704.70 × 1,617,009.40
  4. Step 4: Simplify right side
    1,972,615.60x = 4,784,253,311,724.18
  5. Step 5: Solve for x
    x = 4,784,253,311,724.18/1,972,615.60
  6. Step 6: Final answer
    x = 2,425,334.83

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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.