Home / 1,678,524.66-2,316,364.29-914,578.29

Finding the Fourth Proportional to 1,678,524.66, 2,316,364.29 and 914,578.29

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Solution

The fourth proportional to 1,678,524.66, 2,316,364.29 and 914,578.29 is: 1,262,118.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,524.66 : 2,316,364.29 = 914,578.29 : x
  2. Step 2: Convert to fraction form
    1,678,524.66/2,316,364.29 = 914,578.29/x
  3. Step 3: Cross multiply
    1,678,524.66x = 2,316,364.29 × 914,578.29
  4. Step 4: Simplify right side
    1,678,524.66x = 2,118,496,491,365.26
  5. Step 5: Solve for x
    x = 2,118,496,491,365.26/1,678,524.66
  6. Step 6: Final answer
    x = 1,262,118.18

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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.