Home / 2,114,295.72-2,917,749.54-1,147,434.44

Finding the Fourth Proportional to 2,114,295.72, 2,917,749.54 and 1,147,434.44

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Solution

The fourth proportional to 2,114,295.72, 2,917,749.54 and 1,147,434.44 is: 1,583,471.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,295.72 : 2,917,749.54 = 1,147,434.44 : x
  2. Step 2: Convert to fraction form
    2,114,295.72/2,917,749.54 = 1,147,434.44/x
  3. Step 3: Cross multiply
    2,114,295.72x = 2,917,749.54 × 1,147,434.44
  4. Step 4: Simplify right side
    2,114,295.72x = 3,347,926,309,490.16
  5. Step 5: Solve for x
    x = 3,347,926,309,490.16/2,114,295.72
  6. Step 6: Final answer
    x = 1,583,471.17

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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.