Home / 1,953,142.26-2,695,307.03-1,081,974.20

Finding the Fourth Proportional to 1,953,142.26, 2,695,307.03 and 1,081,974.20

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Solution

The fourth proportional to 1,953,142.26, 2,695,307.03 and 1,081,974.20 is: 1,493,108.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,953,142.26 : 2,695,307.03 = 1,081,974.20 : x
  2. Step 2: Convert to fraction form
    1,953,142.26/2,695,307.03 = 1,081,974.20/x
  3. Step 3: Cross multiply
    1,953,142.26x = 2,695,307.03 × 1,081,974.20
  4. Step 4: Simplify right side
    1,953,142.26x = 2,916,252,667,538.63
  5. Step 5: Solve for x
    x = 2,916,252,667,538.63/1,953,142.26
  6. Step 6: Final answer
    x = 1,493,108.17

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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.