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Finding the Fourth Proportional to 1,332,653.04, 1,839,104.66 and 729,041.04

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Solution

The fourth proportional to 1,332,653.04, 1,839,104.66 and 729,041.04 is: 1,006,100.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,332,653.04 : 1,839,104.66 = 729,041.04 : x
  2. Step 2: Convert to fraction form
    1,332,653.04/1,839,104.66 = 729,041.04/x
  3. Step 3: Cross multiply
    1,332,653.04x = 1,839,104.66 × 729,041.04
  4. Step 4: Simplify right side
    1,332,653.04x = 1,340,782,773,995.25
  5. Step 5: Solve for x
    x = 1,340,782,773,995.25/1,332,653.04
  6. Step 6: Final answer
    x = 1,006,100.41

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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.