Home / 1,464,283.05-2,020,695.03-819,708.54

Finding the Fourth Proportional to 1,464,283.05, 2,020,695.03 and 819,708.54

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Solution

The fourth proportional to 1,464,283.05, 2,020,695.03 and 819,708.54 is: 1,131,189.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,464,283.05 : 2,020,695.03 = 819,708.54 : x
  2. Step 2: Convert to fraction form
    1,464,283.05/2,020,695.03 = 819,708.54/x
  3. Step 3: Cross multiply
    1,464,283.05x = 2,020,695.03 × 819,708.54
  4. Step 4: Simplify right side
    1,464,283.05x = 1,656,380,972,826.56
  5. Step 5: Solve for x
    x = 1,656,380,972,826.56/1,464,283.05
  6. Step 6: Final answer
    x = 1,131,189.06

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.