Home / 3,516,932.72-4,853,262.91-1,947,134.51

Finding the Fourth Proportional to 3,516,932.72, 4,853,262.91 and 1,947,134.51

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Solution

The fourth proportional to 3,516,932.72, 4,853,262.91 and 1,947,134.51 is: 2,686,987.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,516,932.72 : 4,853,262.91 = 1,947,134.51 : x
  2. Step 2: Convert to fraction form
    3,516,932.72/4,853,262.91 = 1,947,134.51/x
  3. Step 3: Cross multiply
    3,516,932.72x = 4,853,262.91 × 1,947,134.51
  4. Step 4: Simplify right side
    3,516,932.72x = 9,449,955,688,428.35
  5. Step 5: Solve for x
    x = 9,449,955,688,428.35/3,516,932.72
  6. Step 6: Final answer
    x = 2,686,987.91

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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.