Home / 1,081,338.12-1,622,253.21-575,632.64

Finding the Fourth Proportional to 1,081,338.12, 1,622,253.21 and 575,632.64

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Solution

The fourth proportional to 1,081,338.12, 1,622,253.21 and 575,632.64 is: 863,579.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,338.12 : 1,622,253.21 = 575,632.64 : x
  2. Step 2: Convert to fraction form
    1,081,338.12/1,622,253.21 = 575,632.64/x
  3. Step 3: Cross multiply
    1,081,338.12x = 1,622,253.21 × 575,632.64
  4. Step 4: Simplify right side
    1,081,338.12x = 933,821,895,907.11
  5. Step 5: Solve for x
    x = 933,821,895,907.11/1,081,338.12
  6. Step 6: Final answer
    x = 863,579.93

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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.