Home / 3,265,196.40-4,893,712.20-1,668,394.80

Finding the Fourth Proportional to 3,265,196.40, 4,893,712.20 and 1,668,394.80

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Solution

The fourth proportional to 3,265,196.40, 4,893,712.20 and 1,668,394.80 is: 2,500,506.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,265,196.40 : 4,893,712.20 = 1,668,394.80 : x
  2. Step 2: Convert to fraction form
    3,265,196.40/4,893,712.20 = 1,668,394.80/x
  3. Step 3: Cross multiply
    3,265,196.40x = 4,893,712.20 × 1,668,394.80
  4. Step 4: Simplify right side
    3,265,196.40x = 8,164,643,987,176.56
  5. Step 5: Solve for x
    x = 8,164,643,987,176.56/3,265,196.40
  6. Step 6: Final answer
    x = 2,500,506.24

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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.