Home / 2,681,310.40-4,019,699.52-1,163,845.60

Finding the Fourth Proportional to 2,681,310.40, 4,019,699.52 and 1,163,845.60

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Solution

The fourth proportional to 2,681,310.40, 4,019,699.52 and 1,163,845.60 is: 1,744,784.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,310.40 : 4,019,699.52 = 1,163,845.60 : x
  2. Step 2: Convert to fraction form
    2,681,310.40/4,019,699.52 = 1,163,845.60/x
  3. Step 3: Cross multiply
    2,681,310.40x = 4,019,699.52 × 1,163,845.60
  4. Step 4: Simplify right side
    2,681,310.40x = 4,678,309,599,674.11
  5. Step 5: Solve for x
    x = 4,678,309,599,674.11/2,681,310.40
  6. Step 6: Final answer
    x = 1,744,784.79

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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.