Home / 926,877.84-1,278,431.82-850,643.16

Finding the Fourth Proportional to 926,877.84, 1,278,431.82 and 850,643.16

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Solution

The fourth proportional to 926,877.84, 1,278,431.82 and 850,643.16 is: 1,173,282.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    926,877.84 : 1,278,431.82 = 850,643.16 : x
  2. Step 2: Convert to fraction form
    926,877.84/1,278,431.82 = 850,643.16/x
  3. Step 3: Cross multiply
    926,877.84x = 1,278,431.82 × 850,643.16
  4. Step 4: Simplify right side
    926,877.84x = 1,087,489,283,209.35
  5. Step 5: Solve for x
    x = 1,087,489,283,209.35/926,877.84
  6. Step 6: Final answer
    x = 1,173,282.21

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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.