Home / 1,731,269.24-2,608,721.04-1,422,639.80

Finding the Fourth Proportional to 1,731,269.24, 2,608,721.04 and 1,422,639.80

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Solution

The fourth proportional to 1,731,269.24, 2,608,721.04 and 1,422,639.80 is: 2,143,670.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,731,269.24 : 2,608,721.04 = 1,422,639.80 : x
  2. Step 2: Convert to fraction form
    1,731,269.24/2,608,721.04 = 1,422,639.80/x
  3. Step 3: Cross multiply
    1,731,269.24x = 2,608,721.04 × 1,422,639.80
  4. Step 4: Simplify right side
    1,731,269.24x = 3,711,270,365,557.79
  5. Step 5: Solve for x
    x = 3,711,270,365,557.79/1,731,269.24
  6. Step 6: Final answer
    x = 2,143,670.26

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Why These Related Problems?

These problems maintain the same ratio (1.51) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.