Home / 2,979,597.64-4,112,287.42-1,755,511.87

Finding the Fourth Proportional to 2,979,597.64, 4,112,287.42 and 1,755,511.87

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Solution

The fourth proportional to 2,979,597.64, 4,112,287.42 and 1,755,511.87 is: 2,422,867.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,979,597.64 : 4,112,287.42 = 1,755,511.87 : x
  2. Step 2: Convert to fraction form
    2,979,597.64/4,112,287.42 = 1,755,511.87/x
  3. Step 3: Cross multiply
    2,979,597.64x = 4,112,287.42 × 1,755,511.87
  4. Step 4: Simplify right side
    2,979,597.64x = 7,219,169,353,711.46
  5. Step 5: Solve for x
    x = 7,219,169,353,711.46/2,979,597.64
  6. Step 6: Final answer
    x = 2,422,867.19

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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.