Home / 1,516,476.20-2,275,588.28-842,500.58

Finding the Fourth Proportional to 1,516,476.20, 2,275,588.28 and 842,500.58

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Solution

The fourth proportional to 1,516,476.20, 2,275,588.28 and 842,500.58 is: 1,264,236.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,516,476.20 : 2,275,588.28 = 842,500.58 : x
  2. Step 2: Convert to fraction form
    1,516,476.20/2,275,588.28 = 842,500.58/x
  3. Step 3: Cross multiply
    1,516,476.20x = 2,275,588.28 × 842,500.58
  4. Step 4: Simplify right side
    1,516,476.20x = 1,917,184,436,469.51
  5. Step 5: Solve for x
    x = 1,917,184,436,469.51/1,516,476.20
  6. Step 6: Final answer
    x = 1,264,236.42

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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.