Home / 1,063,436.84-1,467,280.32-627,864.36

Finding the Fourth Proportional to 1,063,436.84, 1,467,280.32 and 627,864.36

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Solution

The fourth proportional to 1,063,436.84, 1,467,280.32 and 627,864.36 is: 866,297.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,063,436.84 : 1,467,280.32 = 627,864.36 : x
  2. Step 2: Convert to fraction form
    1,063,436.84/1,467,280.32 = 627,864.36/x
  3. Step 3: Cross multiply
    1,063,436.84x = 1,467,280.32 × 627,864.36
  4. Step 4: Simplify right side
    1,063,436.84x = 921,253,019,057.40
  5. Step 5: Solve for x
    x = 921,253,019,057.40/1,063,436.84
  6. Step 6: Final answer
    x = 866,297.82

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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.