Home / 1,686,629.54-2,327,567.13-922,666.70

Finding the Fourth Proportional to 1,686,629.54, 2,327,567.13 and 922,666.70

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Solution

The fourth proportional to 1,686,629.54, 2,327,567.13 and 922,666.70 is: 1,273,290.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,629.54 : 2,327,567.13 = 922,666.70 : x
  2. Step 2: Convert to fraction form
    1,686,629.54/2,327,567.13 = 922,666.70/x
  3. Step 3: Cross multiply
    1,686,629.54x = 2,327,567.13 × 922,666.70
  4. Step 4: Simplify right side
    1,686,629.54x = 2,147,568,671,227.74
  5. Step 5: Solve for x
    x = 2,147,568,671,227.74/1,686,629.54
  6. Step 6: Final answer
    x = 1,273,290.09

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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.