Home / 1,084,772.76-1,627,463.85-401,649.36

Finding the Fourth Proportional to 1,084,772.76, 1,627,463.85 and 401,649.36

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Solution

The fourth proportional to 1,084,772.76, 1,627,463.85 and 401,649.36 is: 602,586.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,084,772.76 : 1,627,463.85 = 401,649.36 : x
  2. Step 2: Convert to fraction form
    1,084,772.76/1,627,463.85 = 401,649.36/x
  3. Step 3: Cross multiply
    1,084,772.76x = 1,627,463.85 × 401,649.36
  4. Step 4: Simplify right side
    1,084,772.76x = 653,669,813,775.64
  5. Step 5: Solve for x
    x = 653,669,813,775.64/1,084,772.76
  6. Step 6: Final answer
    x = 602,586.86

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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.