Home / 1,485,635.72-2,050,180.68-806,557.64

Finding the Fourth Proportional to 1,485,635.72, 2,050,180.68 and 806,557.64

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Solution

The fourth proportional to 1,485,635.72, 2,050,180.68 and 806,557.64 is: 1,113,051.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,485,635.72 : 2,050,180.68 = 806,557.64 : x
  2. Step 2: Convert to fraction form
    1,485,635.72/2,050,180.68 = 806,557.64/x
  3. Step 3: Cross multiply
    1,485,635.72x = 2,050,180.68 × 806,557.64
  4. Step 4: Simplify right side
    1,485,635.72x = 1,653,588,890,834.40
  5. Step 5: Solve for x
    x = 1,653,588,890,834.40/1,485,635.72
  6. Step 6: Final answer
    x = 1,113,051.38

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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.