Home / 1,433,716.07-2,150,523.95-422,853.66

Finding the Fourth Proportional to 1,433,716.07, 2,150,523.95 and 422,853.66

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Solution

The fourth proportional to 1,433,716.07, 2,150,523.95 and 422,853.66 is: 634,265.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,716.07 : 2,150,523.95 = 422,853.66 : x
  2. Step 2: Convert to fraction form
    1,433,716.07/2,150,523.95 = 422,853.66/x
  3. Step 3: Cross multiply
    1,433,716.07x = 2,150,523.95 × 422,853.66
  4. Step 4: Simplify right side
    1,433,716.07x = 909,356,921,060.89
  5. Step 5: Solve for x
    x = 909,356,921,060.89/1,433,716.07
  6. Step 6: Final answer
    x = 634,265.70

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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.