Home / 1,064,197.36-1,468,781.64-634,504.72

Finding the Fourth Proportional to 1,064,197.36, 1,468,781.64 and 634,504.72

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Solution

The fourth proportional to 1,064,197.36, 1,468,781.64 and 634,504.72 is: 875,729.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,064,197.36 : 1,468,781.64 = 634,504.72 : x
  2. Step 2: Convert to fraction form
    1,064,197.36/1,468,781.64 = 634,504.72/x
  3. Step 3: Cross multiply
    1,064,197.36x = 1,468,781.64 × 634,504.72
  4. Step 4: Simplify right side
    1,064,197.36x = 931,948,883,229.34
  5. Step 5: Solve for x
    x = 931,948,883,229.34/1,064,197.36
  6. Step 6: Final answer
    x = 875,729.37

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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.