Home / 1,483,058.10-2,225,105.55-642,213.30

Finding the Fourth Proportional to 1,483,058.10, 2,225,105.55 and 642,213.30

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Solution

The fourth proportional to 1,483,058.10, 2,225,105.55 and 642,213.30 is: 963,544.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,483,058.10 : 2,225,105.55 = 642,213.30 : x
  2. Step 2: Convert to fraction form
    1,483,058.10/2,225,105.55 = 642,213.30/x
  3. Step 3: Cross multiply
    1,483,058.10x = 2,225,105.55 × 642,213.30
  4. Step 4: Simplify right side
    1,483,058.10x = 1,428,992,378,113.82
  5. Step 5: Solve for x
    x = 1,428,992,378,113.82/1,483,058.10
  6. Step 6: Final answer
    x = 963,544.43

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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.