Home / 1,791,929.18-2,687,921.08-654,922.46

Finding the Fourth Proportional to 1,791,929.18, 2,687,921.08 and 654,922.46

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Solution

The fourth proportional to 1,791,929.18, 2,687,921.08 and 654,922.46 is: 982,393.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,791,929.18 : 2,687,921.08 = 654,922.46 : x
  2. Step 2: Convert to fraction form
    1,791,929.18/2,687,921.08 = 654,922.46/x
  3. Step 3: Cross multiply
    1,791,929.18x = 2,687,921.08 × 654,922.46
  4. Step 4: Simplify right side
    1,791,929.18x = 1,760,379,870,922.55
  5. Step 5: Solve for x
    x = 1,760,379,870,922.55/1,791,929.18
  6. Step 6: Final answer
    x = 982,393.67

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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.