Home / 3,426,535.51-5,139,815.45-867,749.76

Finding the Fourth Proportional to 3,426,535.51, 5,139,815.45 and 867,749.76

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Solution

The fourth proportional to 3,426,535.51, 5,139,815.45 and 867,749.76 is: 1,301,627.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,426,535.51 : 5,139,815.45 = 867,749.76 : x
  2. Step 2: Convert to fraction form
    3,426,535.51/5,139,815.45 = 867,749.76/x
  3. Step 3: Cross multiply
    3,426,535.51x = 5,139,815.45 × 867,749.76
  4. Step 4: Simplify right side
    3,426,535.51x = 4,460,073,618,843.04
  5. Step 5: Solve for x
    x = 4,460,073,618,843.04/3,426,535.51
  6. Step 6: Final answer
    x = 1,301,627.73

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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.