Home / 1,486,406.72-2,051,268.30-841,960.71

Finding the Fourth Proportional to 1,486,406.72, 2,051,268.30 and 841,960.71

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Solution

The fourth proportional to 1,486,406.72, 2,051,268.30 and 841,960.71 is: 1,161,921.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,486,406.72 : 2,051,268.30 = 841,960.71 : x
  2. Step 2: Convert to fraction form
    1,486,406.72/2,051,268.30 = 841,960.71/x
  3. Step 3: Cross multiply
    1,486,406.72x = 2,051,268.30 × 841,960.71
  4. Step 4: Simplify right side
    1,486,406.72x = 1,727,087,314,268.49
  5. Step 5: Solve for x
    x = 1,727,087,314,268.49/1,486,406.72
  6. Step 6: Final answer
    x = 1,161,921.09

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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.