Home / 1,252,837.33-1,728,916.63-679,877.50

Finding the Fourth Proportional to 1,252,837.33, 1,728,916.63 and 679,877.50

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Solution

The fourth proportional to 1,252,837.33, 1,728,916.63 and 679,877.50 is: 938,231.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,252,837.33 : 1,728,916.63 = 679,877.50 : x
  2. Step 2: Convert to fraction form
    1,252,837.33/1,728,916.63 = 679,877.50/x
  3. Step 3: Cross multiply
    1,252,837.33x = 1,728,916.63 × 679,877.50
  4. Step 4: Simplify right side
    1,252,837.33x = 1,175,451,516,112.83
  5. Step 5: Solve for x
    x = 1,175,451,516,112.83/1,252,837.33
  6. Step 6: Final answer
    x = 938,231.55

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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.