Home / 1,349,862.66-2,025,788.81-639,887.94

Finding the Fourth Proportional to 1,349,862.66, 2,025,788.81 and 639,887.94

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Solution

The fourth proportional to 1,349,862.66, 2,025,788.81 and 639,887.94 is: 960,303.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,349,862.66 : 2,025,788.81 = 639,887.94 : x
  2. Step 2: Convert to fraction form
    1,349,862.66/2,025,788.81 = 639,887.94/x
  3. Step 3: Cross multiply
    1,349,862.66x = 2,025,788.81 × 639,887.94
  4. Step 4: Simplify right side
    1,349,862.66x = 1,296,277,825,306.51
  5. Step 5: Solve for x
    x = 1,296,277,825,306.51/1,349,862.66
  6. Step 6: Final answer
    x = 960,303.49

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.