Home / 1,266,564.60-1,899,945.32-368,019.25

Finding the Fourth Proportional to 1,266,564.60, 1,899,945.32 and 368,019.25

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Solution

The fourth proportional to 1,266,564.60, 1,899,945.32 and 368,019.25 is: 552,057.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,266,564.60 : 1,899,945.32 = 368,019.25 : x
  2. Step 2: Convert to fraction form
    1,266,564.60/1,899,945.32 = 368,019.25/x
  3. Step 3: Cross multiply
    1,266,564.60x = 1,899,945.32 × 368,019.25
  4. Step 4: Simplify right side
    1,266,564.60x = 699,216,445,117.45
  5. Step 5: Solve for x
    x = 699,216,445,117.45/1,266,564.60
  6. Step 6: Final answer
    x = 552,057.47

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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.