Home / 1,753,293.60-2,629,940.40-1,623,385.80

Finding the Fourth Proportional to 1,753,293.60, 2,629,940.40 and 1,623,385.80

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Solution

The fourth proportional to 1,753,293.60, 2,629,940.40 and 1,623,385.80 is: 2,435,078.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,753,293.60 : 2,629,940.40 = 1,623,385.80 : x
  2. Step 2: Convert to fraction form
    1,753,293.60/2,629,940.40 = 1,623,385.80/x
  3. Step 3: Cross multiply
    1,753,293.60x = 2,629,940.40 × 1,623,385.80
  4. Step 4: Simplify right side
    1,753,293.60x = 4,269,407,900,206.32
  5. Step 5: Solve for x
    x = 4,269,407,900,206.32/1,753,293.60
  6. Step 6: Final answer
    x = 2,435,078.70

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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.