Home / 2,914,656.45-4,362,886.85-2,147,019.65

Finding the Fourth Proportional to 2,914,656.45, 4,362,886.85 and 2,147,019.65

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Solution

The fourth proportional to 2,914,656.45, 4,362,886.85 and 2,147,019.65 is: 3,213,827.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,914,656.45 : 4,362,886.85 = 2,147,019.65 : x
  2. Step 2: Convert to fraction form
    2,914,656.45/4,362,886.85 = 2,147,019.65/x
  3. Step 3: Cross multiply
    2,914,656.45x = 4,362,886.85 × 2,147,019.65
  4. Step 4: Simplify right side
    2,914,656.45x = 9,367,203,765,127.07
  5. Step 5: Solve for x
    x = 9,367,203,765,127.07/2,914,656.45
  6. Step 6: Final answer
    x = 3,213,827.74

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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.