Home / 1,521,468.12-2,099,651.82-833,129.01

Finding the Fourth Proportional to 1,521,468.12, 2,099,651.82 and 833,129.01

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Solution

The fourth proportional to 1,521,468.12, 2,099,651.82 and 833,129.01 is: 1,149,732.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,521,468.12 : 2,099,651.82 = 833,129.01 : x
  2. Step 2: Convert to fraction form
    1,521,468.12/2,099,651.82 = 833,129.01/x
  3. Step 3: Cross multiply
    1,521,468.12x = 2,099,651.82 × 833,129.01
  4. Step 4: Simplify right side
    1,521,468.12x = 1,749,280,842,141.30
  5. Step 5: Solve for x
    x = 1,749,280,842,141.30/1,521,468.12
  6. Step 6: Final answer
    x = 1,149,732.17

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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.