Home / 921,954.96-1,381,087.80-732,734.64

Finding the Fourth Proportional to 921,954.96, 1,381,087.80 and 732,734.64

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Solution

The fourth proportional to 921,954.96, 1,381,087.80 and 732,734.64 is: 1,097,635.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    921,954.96 : 1,381,087.80 = 732,734.64 : x
  2. Step 2: Convert to fraction form
    921,954.96/1,381,087.80 = 732,734.64/x
  3. Step 3: Cross multiply
    921,954.96x = 1,381,087.80 × 732,734.64
  4. Step 4: Simplify right side
    921,954.96x = 1,011,970,871,941.39
  5. Step 5: Solve for x
    x = 1,011,970,871,941.39/921,954.96
  6. Step 6: Final answer
    x = 1,097,635.91

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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.