Home / 1,114,664.11-1,538,245.51-605,370.13

Finding the Fourth Proportional to 1,114,664.11, 1,538,245.51 and 605,370.13

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Solution

The fourth proportional to 1,114,664.11, 1,538,245.51 and 605,370.13 is: 835,415.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,664.11 : 1,538,245.51 = 605,370.13 : x
  2. Step 2: Convert to fraction form
    1,114,664.11/1,538,245.51 = 605,370.13/x
  3. Step 3: Cross multiply
    1,114,664.11x = 1,538,245.51 × 605,370.13
  4. Step 4: Simplify right side
    1,114,664.11x = 931,207,888,175.21
  5. Step 5: Solve for x
    x = 931,207,888,175.21/1,114,664.11
  6. Step 6: Final answer
    x = 835,415.69

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Double scale
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1.5x scale

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.