Home / 1,424,599.35-1,965,766.98-1,134,945.55

Finding the Fourth Proportional to 1,424,599.35, 1,965,766.98 and 1,134,945.55

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Solution

The fourth proportional to 1,424,599.35, 1,965,766.98 and 1,134,945.55 is: 1,566,081.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,424,599.35 : 1,965,766.98 = 1,134,945.55 : x
  2. Step 2: Convert to fraction form
    1,424,599.35/1,965,766.98 = 1,134,945.55/x
  3. Step 3: Cross multiply
    1,424,599.35x = 1,965,766.98 × 1,134,945.55
  4. Step 4: Simplify right side
    1,424,599.35x = 2,231,038,486,287.94
  5. Step 5: Solve for x
    x = 2,231,038,486,287.94/1,424,599.35
  6. Step 6: Final answer
    x = 1,566,081.36

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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.