Home / 1,439,180.49-1,986,100.04-794,641.42

Finding the Fourth Proportional to 1,439,180.49, 1,986,100.04 and 794,641.42

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Solution

The fourth proportional to 1,439,180.49, 1,986,100.04 and 794,641.42 is: 1,096,622.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,439,180.49 : 1,986,100.04 = 794,641.42 : x
  2. Step 2: Convert to fraction form
    1,439,180.49/1,986,100.04 = 794,641.42/x
  3. Step 3: Cross multiply
    1,439,180.49x = 1,986,100.04 × 794,641.42
  4. Step 4: Simplify right side
    1,439,180.49x = 1,578,237,342,143.95
  5. Step 5: Solve for x
    x = 1,578,237,342,143.95/1,439,180.49
  6. Step 6: Final answer
    x = 1,096,622.25

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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.