Home / 1,274,921.48-1,911,194.22-432,897.32

Finding the Fourth Proportional to 1,274,921.48, 1,911,194.22 and 432,897.32

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Solution

The fourth proportional to 1,274,921.48, 1,911,194.22 and 432,897.32 is: 648,942.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,921.48 : 1,911,194.22 = 432,897.32 : x
  2. Step 2: Convert to fraction form
    1,274,921.48/1,911,194.22 = 432,897.32/x
  3. Step 3: Cross multiply
    1,274,921.48x = 1,911,194.22 × 432,897.32
  4. Step 4: Simplify right side
    1,274,921.48x = 827,350,855,837.49
  5. Step 5: Solve for x
    x = 827,350,855,837.49/1,274,921.48
  6. Step 6: Final answer
    x = 648,942.60

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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.