Home / 2,086,226.92-3,129,184.86-666,433

Finding the Fourth Proportional to 2,086,226.92, 3,129,184.86 and 666,433

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Solution

The fourth proportional to 2,086,226.92, 3,129,184.86 and 666,433 is: 999,599.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,086,226.92 : 3,129,184.86 = 666,433 : x
  2. Step 2: Convert to fraction form
    2,086,226.92/3,129,184.86 = 666,433/x
  3. Step 3: Cross multiply
    2,086,226.92x = 3,129,184.86 × 666,433
  4. Step 4: Simplify right side
    2,086,226.92x = 2,085,392,053,804.38
  5. Step 5: Solve for x
    x = 2,085,392,053,804.38/2,086,226.92
  6. Step 6: Final answer
    x = 999,599.82

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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.