Home / 1,663,335.84-2,494,627.31-763,912.92

Finding the Fourth Proportional to 1,663,335.84, 2,494,627.31 and 763,912.92

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Solution

The fourth proportional to 1,663,335.84, 2,494,627.31 and 763,912.92 is: 1,145,696.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,335.84 : 2,494,627.31 = 763,912.92 : x
  2. Step 2: Convert to fraction form
    1,663,335.84/2,494,627.31 = 763,912.92/x
  3. Step 3: Cross multiply
    1,663,335.84x = 2,494,627.31 × 763,912.92
  4. Step 4: Simplify right side
    1,663,335.84x = 1,905,678,028,874.28
  5. Step 5: Solve for x
    x = 1,905,678,028,874.28/1,663,335.84
  6. Step 6: Final answer
    x = 1,145,696.49

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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.