Home / 1,484,135.91-2,048,108.22-839,542.37

Finding the Fourth Proportional to 1,484,135.91, 2,048,108.22 and 839,542.37

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Solution

The fourth proportional to 1,484,135.91, 2,048,108.22 and 839,542.37 is: 1,158,568.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,135.91 : 2,048,108.22 = 839,542.37 : x
  2. Step 2: Convert to fraction form
    1,484,135.91/2,048,108.22 = 839,542.37/x
  3. Step 3: Cross multiply
    1,484,135.91x = 2,048,108.22 × 839,542.37
  4. Step 4: Simplify right side
    1,484,135.91x = 1,719,473,618,794.74
  5. Step 5: Solve for x
    x = 1,719,473,618,794.74/1,484,135.91
  6. Step 6: Final answer
    x = 1,158,568.84

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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.