Home / 1,008,176.28-1,391,797.47-683,206.12

Finding the Fourth Proportional to 1,008,176.28, 1,391,797.47 and 683,206.12

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Solution

The fourth proportional to 1,008,176.28, 1,391,797.47 and 683,206.12 is: 943,172.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,176.28 : 1,391,797.47 = 683,206.12 : x
  2. Step 2: Convert to fraction form
    1,008,176.28/1,391,797.47 = 683,206.12/x
  3. Step 3: Cross multiply
    1,008,176.28x = 1,391,797.47 × 683,206.12
  4. Step 4: Simplify right side
    1,008,176.28x = 950,884,549,304.52
  5. Step 5: Solve for x
    x = 950,884,549,304.52/1,008,176.28
  6. Step 6: Final answer
    x = 943,172.90

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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.