Home / 1,096,999.36-1,645,674.36-338,662.57

Finding the Fourth Proportional to 1,096,999.36, 1,645,674.36 and 338,662.57

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Solution

The fourth proportional to 1,096,999.36, 1,645,674.36 and 338,662.57 is: 508,047.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,096,999.36 : 1,645,674.36 = 338,662.57 : x
  2. Step 2: Convert to fraction form
    1,096,999.36/1,645,674.36 = 338,662.57/x
  3. Step 3: Cross multiply
    1,096,999.36x = 1,645,674.36 × 338,662.57
  4. Step 4: Simplify right side
    1,096,999.36x = 557,328,308,140.71
  5. Step 5: Solve for x
    x = 557,328,308,140.71/1,096,999.36
  6. Step 6: Final answer
    x = 508,047.98

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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.