Home / 3,111,006.36-4,666,509.66-981,256.55

Finding the Fourth Proportional to 3,111,006.36, 4,666,509.66 and 981,256.55

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Solution

The fourth proportional to 3,111,006.36, 4,666,509.66 and 981,256.55 is: 1,471,884.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,111,006.36 : 4,666,509.66 = 981,256.55 : x
  2. Step 2: Convert to fraction form
    3,111,006.36/4,666,509.66 = 981,256.55/x
  3. Step 3: Cross multiply
    3,111,006.36x = 4,666,509.66 × 981,256.55
  4. Step 4: Simplify right side
    3,111,006.36x = 4,579,043,180,954.76
  5. Step 5: Solve for x
    x = 4,579,043,180,954.76/3,111,006.36
  6. Step 6: Final answer
    x = 1,471,884.87

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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.