Home / 2,980,705.68-4,468,362.12-1,087,003.44

Finding the Fourth Proportional to 2,980,705.68, 4,468,362.12 and 1,087,003.44

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Solution

The fourth proportional to 2,980,705.68, 4,468,362.12 and 1,087,003.44 is: 1,629,521.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,980,705.68 : 4,468,362.12 = 1,087,003.44 : x
  2. Step 2: Convert to fraction form
    2,980,705.68/4,468,362.12 = 1,087,003.44/x
  3. Step 3: Cross multiply
    2,980,705.68x = 4,468,362.12 × 1,087,003.44
  4. Step 4: Simplify right side
    2,980,705.68x = 4,857,124,995,605.69
  5. Step 5: Solve for x
    x = 4,857,124,995,605.69/2,980,705.68
  6. Step 6: Final answer
    x = 1,629,521.84

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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.