Home / 2,147,304.18-3,220,425.01-1,282,975.05

Finding the Fourth Proportional to 2,147,304.18, 3,220,425.01 and 1,282,975.05

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Solution

The fourth proportional to 2,147,304.18, 3,220,425.01 and 1,282,975.05 is: 1,924,145.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,147,304.18 : 3,220,425.01 = 1,282,975.05 : x
  2. Step 2: Convert to fraction form
    2,147,304.18/3,220,425.01 = 1,282,975.05/x
  3. Step 3: Cross multiply
    2,147,304.18x = 3,220,425.01 × 1,282,975.05
  4. Step 4: Simplify right side
    2,147,304.18x = 4,131,724,938,226.00
  5. Step 5: Solve for x
    x = 4,131,724,938,226.00/2,147,304.18
  6. Step 6: Final answer
    x = 1,924,145.16

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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.