Home / 1,411,085.24-1,943,736.95-1,138,389.56

Finding the Fourth Proportional to 1,411,085.24, 1,943,736.95 and 1,138,389.56

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Solution

The fourth proportional to 1,411,085.24, 1,943,736.95 and 1,138,389.56 is: 1,568,105.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,411,085.24 : 1,943,736.95 = 1,138,389.56 : x
  2. Step 2: Convert to fraction form
    1,411,085.24/1,943,736.95 = 1,138,389.56/x
  3. Step 3: Cross multiply
    1,411,085.24x = 1,943,736.95 × 1,138,389.56
  4. Step 4: Simplify right side
    1,411,085.24x = 2,212,729,835,855.61
  5. Step 5: Solve for x
    x = 2,212,729,835,855.61/1,411,085.24
  6. Step 6: Final answer
    x = 1,568,105.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.