Home / 1,484,150.92-2,048,128.92-839,557.36

Finding the Fourth Proportional to 1,484,150.92, 2,048,128.92 and 839,557.36

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Solution

The fourth proportional to 1,484,150.92, 2,048,128.92 and 839,557.36 is: 1,158,589.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,150.92 : 2,048,128.92 = 839,557.36 : x
  2. Step 2: Convert to fraction form
    1,484,150.92/2,048,128.92 = 839,557.36/x
  3. Step 3: Cross multiply
    1,484,150.92x = 2,048,128.92 × 839,557.36
  4. Step 4: Simplify right side
    1,484,150.92x = 1,719,521,709,014.85
  5. Step 5: Solve for x
    x = 1,719,521,709,014.85/1,484,150.92
  6. Step 6: Final answer
    x = 1,158,589.52

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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.