Home / 1,244,497.29-1,867,858.74-637,699.56

Finding the Fourth Proportional to 1,244,497.29, 1,867,858.74 and 637,699.56

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Solution

The fourth proportional to 1,244,497.29, 1,867,858.74 and 637,699.56 is: 957,119.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,244,497.29 : 1,867,858.74 = 637,699.56 : x
  2. Step 2: Convert to fraction form
    1,244,497.29/1,867,858.74 = 637,699.56/x
  3. Step 3: Cross multiply
    1,244,497.29x = 1,867,858.74 × 637,699.56
  4. Step 4: Simplify right side
    1,244,497.29x = 1,191,132,696,640.15
  5. Step 5: Solve for x
    x = 1,191,132,696,640.15/1,244,497.29
  6. Step 6: Final answer
    x = 957,119.56

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.