Home / 807,962.88-1,114,938.63-445,368

Finding the Fourth Proportional to 807,962.88, 1,114,938.63 and 445,368

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Solution

The fourth proportional to 807,962.88, 1,114,938.63 and 445,368 is: 614,580.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    807,962.88 : 1,114,938.63 = 445,368 : x
  2. Step 2: Convert to fraction form
    807,962.88/1,114,938.63 = 445,368/x
  3. Step 3: Cross multiply
    807,962.88x = 1,114,938.63 × 445,368
  4. Step 4: Simplify right side
    807,962.88x = 496,557,987,765.84
  5. Step 5: Solve for x
    x = 496,557,987,765.84/807,962.88
  6. Step 6: Final answer
    x = 614,580.20

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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.