Home / 2,133,670.77-2,944,437.34-1,215,954.54

Finding the Fourth Proportional to 2,133,670.77, 2,944,437.34 and 1,215,954.54

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Solution

The fourth proportional to 2,133,670.77, 2,944,437.34 and 1,215,954.54 is: 1,678,001.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,133,670.77 : 2,944,437.34 = 1,215,954.54 : x
  2. Step 2: Convert to fraction form
    2,133,670.77/2,944,437.34 = 1,215,954.54/x
  3. Step 3: Cross multiply
    2,133,670.77x = 2,944,437.34 × 1,215,954.54
  4. Step 4: Simplify right side
    2,133,670.77x = 3,580,301,951,318.52
  5. Step 5: Solve for x
    x = 3,580,301,951,318.52/2,133,670.77
  6. Step 6: Final answer
    x = 1,678,001.12

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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.