Home / 1,202,652-1,804,126.32-393,017.28

Finding the Fourth Proportional to 1,202,652, 1,804,126.32 and 393,017.28

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Solution

The fourth proportional to 1,202,652, 1,804,126.32 and 393,017.28 is: 589,574.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,202,652 : 1,804,126.32 = 393,017.28 : x
  2. Step 2: Convert to fraction form
    1,202,652/1,804,126.32 = 393,017.28/x
  3. Step 3: Cross multiply
    1,202,652x = 1,804,126.32 × 393,017.28
  4. Step 4: Simplify right side
    1,202,652x = 709,052,819,062.81
  5. Step 5: Solve for x
    x = 709,052,819,062.81/1,202,652
  6. Step 6: Final answer
    x = 589,574.39

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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.