Home / 1,071,137.93-1,478,170.22-612,262.31

Finding the Fourth Proportional to 1,071,137.93, 1,478,170.22 and 612,262.31

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Solution

The fourth proportional to 1,071,137.93, 1,478,170.22 and 612,262.31 is: 844,921.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,071,137.93 : 1,478,170.22 = 612,262.31 : x
  2. Step 2: Convert to fraction form
    1,071,137.93/1,478,170.22 = 612,262.31/x
  3. Step 3: Cross multiply
    1,071,137.93x = 1,478,170.22 × 612,262.31
  4. Step 4: Simplify right side
    1,071,137.93x = 905,027,903,018.25
  5. Step 5: Solve for x
    x = 905,027,903,018.25/1,071,137.93
  6. Step 6: Final answer
    x = 844,921.91

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1.5x scale

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.