Home / 1,312,844.38-1,969,266.57-414,356.02

Finding the Fourth Proportional to 1,312,844.38, 1,969,266.57 and 414,356.02

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Solution

The fourth proportional to 1,312,844.38, 1,969,266.57 and 414,356.02 is: 621,534.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,312,844.38 : 1,969,266.57 = 414,356.02 : x
  2. Step 2: Convert to fraction form
    1,312,844.38/1,969,266.57 = 414,356.02/x
  3. Step 3: Cross multiply
    1,312,844.38x = 1,969,266.57 × 414,356.02
  4. Step 4: Simplify right side
    1,312,844.38x = 815,977,458,264.25
  5. Step 5: Solve for x
    x = 815,977,458,264.25/1,312,844.38
  6. Step 6: Final answer
    x = 621,534.03

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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.