Home / 1,607,396.91-2,411,095.41-485,465.91

Finding the Fourth Proportional to 1,607,396.91, 2,411,095.41 and 485,465.91

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Solution

The fourth proportional to 1,607,396.91, 2,411,095.41 and 485,465.91 is: 728,198.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,607,396.91 : 2,411,095.41 = 485,465.91 : x
  2. Step 2: Convert to fraction form
    1,607,396.91/2,411,095.41 = 485,465.91/x
  3. Step 3: Cross multiply
    1,607,396.91x = 2,411,095.41 × 485,465.91
  4. Step 4: Simplify right side
    1,607,396.91x = 1,170,504,618,270.87
  5. Step 5: Solve for x
    x = 1,170,504,618,270.87/1,607,396.91
  6. Step 6: Final answer
    x = 728,198.87

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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.