Home / 1,705,200.80-2,557,801.20-1,632,394.40

Finding the Fourth Proportional to 1,705,200.80, 2,557,801.20 and 1,632,394.40

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Solution

The fourth proportional to 1,705,200.80, 2,557,801.20 and 1,632,394.40 is: 2,448,591.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,705,200.80 : 2,557,801.20 = 1,632,394.40 : x
  2. Step 2: Convert to fraction form
    1,705,200.80/2,557,801.20 = 1,632,394.40/x
  3. Step 3: Cross multiply
    1,705,200.80x = 2,557,801.20 × 1,632,394.40
  4. Step 4: Simplify right side
    1,705,200.80x = 4,175,340,355,193.28
  5. Step 5: Solve for x
    x = 4,175,340,355,193.28/1,705,200.80
  6. Step 6: Final answer
    x = 2,448,591.60

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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.