Home / 2,123,945.36-3,184,005.02-775,161.58

Finding the Fourth Proportional to 2,123,945.36, 3,184,005.02 and 775,161.58

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Solution

The fourth proportional to 2,123,945.36, 3,184,005.02 and 775,161.58 is: 1,162,044.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,123,945.36 : 3,184,005.02 = 775,161.58 : x
  2. Step 2: Convert to fraction form
    2,123,945.36/3,184,005.02 = 775,161.58/x
  3. Step 3: Cross multiply
    2,123,945.36x = 3,184,005.02 × 775,161.58
  4. Step 4: Simplify right side
    2,123,945.36x = 2,468,118,362,031.13
  5. Step 5: Solve for x
    x = 2,468,118,362,031.13/2,123,945.36
  6. Step 6: Final answer
    x = 1,162,044.19

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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.