Home / 1,485,575.92-2,050,117.32-806,512.42

Finding the Fourth Proportional to 1,485,575.92, 2,050,117.32 and 806,512.42

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Solution

The fourth proportional to 1,485,575.92, 2,050,117.32 and 806,512.42 is: 1,112,999.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,575.92 : 2,050,117.32 = 806,512.42 : x
  2. Step 2: Convert to fraction form
    1,485,575.92/2,050,117.32 = 806,512.42/x
  3. Step 3: Cross multiply
    1,485,575.92x = 2,050,117.32 × 806,512.42
  4. Step 4: Simplify right side
    1,485,575.92x = 1,653,445,081,037.11
  5. Step 5: Solve for x
    x = 1,653,445,081,037.11/1,485,575.92
  6. Step 6: Final answer
    x = 1,112,999.38

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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.