Home / 3,137,331.40-4,705,997.10-1,117,855.60

Finding the Fourth Proportional to 3,137,331.40, 4,705,997.10 and 1,117,855.60

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Solution

The fourth proportional to 3,137,331.40, 4,705,997.10 and 1,117,855.60 is: 1,676,783.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,137,331.40 : 4,705,997.10 = 1,117,855.60 : x
  2. Step 2: Convert to fraction form
    3,137,331.40/4,705,997.10 = 1,117,855.60/x
  3. Step 3: Cross multiply
    3,137,331.40x = 4,705,997.10 × 1,117,855.60
  4. Step 4: Simplify right side
    3,137,331.40x = 5,260,625,211,818.76
  5. Step 5: Solve for x
    x = 5,260,625,211,818.76/3,137,331.40
  6. Step 6: Final answer
    x = 1,676,783.40

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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.