Home / 1,216,971.43-1,679,273.10-673,033.14

Finding the Fourth Proportional to 1,216,971.43, 1,679,273.10 and 673,033.14

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Solution

The fourth proportional to 1,216,971.43, 1,679,273.10 and 673,033.14 is: 928,704.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,216,971.43 : 1,679,273.10 = 673,033.14 : x
  2. Step 2: Convert to fraction form
    1,216,971.43/1,679,273.10 = 673,033.14/x
  3. Step 3: Cross multiply
    1,216,971.43x = 1,679,273.10 × 673,033.14
  4. Step 4: Simplify right side
    1,216,971.43x = 1,130,206,447,410.53
  5. Step 5: Solve for x
    x = 1,130,206,447,410.53/1,216,971.43
  6. Step 6: Final answer
    x = 928,704.18

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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.