Home / 1,522,354.82-2,100,848.92-910,507.57

Finding the Fourth Proportional to 1,522,354.82, 2,100,848.92 and 910,507.57

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Solution

The fourth proportional to 1,522,354.82, 2,100,848.92 and 910,507.57 is: 1,256,500.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,522,354.82 : 2,100,848.92 = 910,507.57 : x
  2. Step 2: Convert to fraction form
    1,522,354.82/2,100,848.92 = 910,507.57/x
  3. Step 3: Cross multiply
    1,522,354.82x = 2,100,848.92 × 910,507.57
  4. Step 4: Simplify right side
    1,522,354.82x = 1,912,838,837,557.93
  5. Step 5: Solve for x
    x = 1,912,838,837,557.93/1,522,354.82
  6. Step 6: Final answer
    x = 1,256,500.01

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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.