Home / 4,158,813.40-6,238,220.10-2,556,179.80

Finding the Fourth Proportional to 4,158,813.40, 6,238,220.10 and 2,556,179.80

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Solution

The fourth proportional to 4,158,813.40, 6,238,220.10 and 2,556,179.80 is: 3,834,269.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,158,813.40 : 6,238,220.10 = 2,556,179.80 : x
  2. Step 2: Convert to fraction form
    4,158,813.40/6,238,220.10 = 2,556,179.80/x
  3. Step 3: Cross multiply
    4,158,813.40x = 6,238,220.10 × 2,556,179.80
  4. Step 4: Simplify right side
    4,158,813.40x = 15,946,012,207,573.98
  5. Step 5: Solve for x
    x = 15,946,012,207,573.98/4,158,813.40
  6. Step 6: Final answer
    x = 3,834,269.70

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Similar ratio
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1.5x scale

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.