Home / 1,168,640.87-1,753,025.09-369,862.81

Finding the Fourth Proportional to 1,168,640.87, 1,753,025.09 and 369,862.81

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Solution

The fourth proportional to 1,168,640.87, 1,753,025.09 and 369,862.81 is: 554,814.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,168,640.87 : 1,753,025.09 = 369,862.81 : x
  2. Step 2: Convert to fraction form
    1,168,640.87/1,753,025.09 = 369,862.81/x
  3. Step 3: Cross multiply
    1,168,640.87x = 1,753,025.09 × 369,862.81
  4. Step 4: Simplify right side
    1,168,640.87x = 648,378,779,556.03
  5. Step 5: Solve for x
    x = 648,378,779,556.03/1,168,640.87
  6. Step 6: Final answer
    x = 554,814.40

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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.