Home / 1,449,628.89-2,001,386.90-934,270.54

Finding the Fourth Proportional to 1,449,628.89, 2,001,386.90 and 934,270.54

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Solution

The fourth proportional to 1,449,628.89, 2,001,386.90 and 934,270.54 is: 1,289,872.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,628.89 : 2,001,386.90 = 934,270.54 : x
  2. Step 2: Convert to fraction form
    1,449,628.89/2,001,386.90 = 934,270.54/x
  3. Step 3: Cross multiply
    1,449,628.89x = 2,001,386.90 × 934,270.54
  4. Step 4: Simplify right side
    1,449,628.89x = 1,869,836,819,811.93
  5. Step 5: Solve for x
    x = 1,869,836,819,811.93/1,449,628.89
  6. Step 6: Final answer
    x = 1,289,872.76

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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.