Home / 3,918,532.80-5,877,799.20-3,893,649.60

Finding the Fourth Proportional to 3,918,532.80, 5,877,799.20 and 3,893,649.60

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Solution

The fourth proportional to 3,918,532.80, 5,877,799.20 and 3,893,649.60 is: 5,840,474.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,918,532.80 : 5,877,799.20 = 3,893,649.60 : x
  2. Step 2: Convert to fraction form
    3,918,532.80/5,877,799.20 = 3,893,649.60/x
  3. Step 3: Cross multiply
    3,918,532.80x = 5,877,799.20 × 3,893,649.60
  4. Step 4: Simplify right side
    3,918,532.80x = 22,886,090,503,960.32
  5. Step 5: Solve for x
    x = 22,886,090,503,960.32/3,918,532.80
  6. Step 6: Final answer
    x = 5,840,474.40

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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.