Home / 1,618,812.51-2,234,033.55-930,707.58

Finding the Fourth Proportional to 1,618,812.51, 2,234,033.55 and 930,707.58

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Solution

The fourth proportional to 1,618,812.51, 2,234,033.55 and 930,707.58 is: 1,284,418.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,618,812.51 : 2,234,033.55 = 930,707.58 : x
  2. Step 2: Convert to fraction form
    1,618,812.51/2,234,033.55 = 930,707.58/x
  3. Step 3: Cross multiply
    1,618,812.51x = 2,234,033.55 × 930,707.58
  4. Step 4: Simplify right side
    1,618,812.51x = 2,079,231,958,959.31
  5. Step 5: Solve for x
    x = 2,079,231,958,959.31/1,618,812.51
  6. Step 6: Final answer
    x = 1,284,418.02

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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.