Home / 1,948,468.66-2,921,955.32-668,837.54

Finding the Fourth Proportional to 1,948,468.66, 2,921,955.32 and 668,837.54

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Solution

The fourth proportional to 1,948,468.66, 2,921,955.32 and 668,837.54 is: 1,002,999.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,948,468.66 : 2,921,955.32 = 668,837.54 : x
  2. Step 2: Convert to fraction form
    1,948,468.66/2,921,955.32 = 668,837.54/x
  3. Step 3: Cross multiply
    1,948,468.66x = 2,921,955.32 × 668,837.54
  4. Step 4: Simplify right side
    1,948,468.66x = 1,954,313,417,195.69
  5. Step 5: Solve for x
    x = 1,954,313,417,195.69/1,948,468.66
  6. Step 6: Final answer
    x = 1,002,999.67

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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.