Home / 3,687,311.80-5,530,967.70-2,175,657.40

Finding the Fourth Proportional to 3,687,311.80, 5,530,967.70 and 2,175,657.40

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Solution

The fourth proportional to 3,687,311.80, 5,530,967.70 and 2,175,657.40 is: 3,263,486.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,687,311.80 : 5,530,967.70 = 2,175,657.40 : x
  2. Step 2: Convert to fraction form
    3,687,311.80/5,530,967.70 = 2,175,657.40/x
  3. Step 3: Cross multiply
    3,687,311.80x = 5,530,967.70 × 2,175,657.40
  4. Step 4: Simplify right side
    3,687,311.80x = 12,033,490,805,665.98
  5. Step 5: Solve for x
    x = 12,033,490,805,665.98/3,687,311.80
  6. Step 6: Final answer
    x = 3,263,486.10

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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.