Home / 1,115,034.30-1,538,749.17-605,737.08

Finding the Fourth Proportional to 1,115,034.30, 1,538,749.17 and 605,737.08

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Solution

The fourth proportional to 1,115,034.30, 1,538,749.17 and 605,737.08 is: 835,918.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,115,034.30 : 1,538,749.17 = 605,737.08 : x
  2. Step 2: Convert to fraction form
    1,115,034.30/1,538,749.17 = 605,737.08/x
  3. Step 3: Cross multiply
    1,115,034.30x = 1,538,749.17 × 605,737.08
  4. Step 4: Simplify right side
    1,115,034.30x = 932,077,429,088.22
  5. Step 5: Solve for x
    x = 932,077,429,088.22/1,115,034.30
  6. Step 6: Final answer
    x = 835,918.17

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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.