Home / 1,213,922.79-1,675,213.62-670,058.70

Finding the Fourth Proportional to 1,213,922.79, 1,675,213.62 and 670,058.70

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Solution

The fourth proportional to 1,213,922.79, 1,675,213.62 and 670,058.70 is: 924,681.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,922.79 : 1,675,213.62 = 670,058.70 : x
  2. Step 2: Convert to fraction form
    1,213,922.79/1,675,213.62 = 670,058.70/x
  3. Step 3: Cross multiply
    1,213,922.79x = 1,675,213.62 × 670,058.70
  4. Step 4: Simplify right side
    1,213,922.79x = 1,122,491,455,413.80
  5. Step 5: Solve for x
    x = 1,122,491,455,413.80/1,213,922.79
  6. Step 6: Final answer
    x = 924,681.10

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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.