Home / 3,621,892.05-5,432,838.08-2,187,001.35

Finding the Fourth Proportional to 3,621,892.05, 5,432,838.08 and 2,187,001.35

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Solution

The fourth proportional to 3,621,892.05, 5,432,838.08 and 2,187,001.35 is: 3,280,502.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,621,892.05 : 5,432,838.08 = 2,187,001.35 : x
  2. Step 2: Convert to fraction form
    3,621,892.05/5,432,838.08 = 2,187,001.35/x
  3. Step 3: Cross multiply
    3,621,892.05x = 5,432,838.08 × 2,187,001.35
  4. Step 4: Simplify right side
    3,621,892.05x = 11,881,624,204,356.40
  5. Step 5: Solve for x
    x = 11,881,624,204,356.40/3,621,892.05
  6. Step 6: Final answer
    x = 3,280,502.03

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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.