Home / 2,681,947.70-4,025,449.64-977,738.21

Finding the Fourth Proportional to 2,681,947.70, 4,025,449.64 and 977,738.21

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Solution

The fourth proportional to 2,681,947.70, 4,025,449.64 and 977,738.21 is: 1,467,528.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,681,947.70 : 4,025,449.64 = 977,738.21 : x
  2. Step 2: Convert to fraction form
    2,681,947.70/4,025,449.64 = 977,738.21/x
  3. Step 3: Cross multiply
    2,681,947.70x = 4,025,449.64 × 977,738.21
  4. Step 4: Simplify right side
    2,681,947.70x = 3,935,835,922,871.28
  5. Step 5: Solve for x
    x = 3,935,835,922,871.28/2,681,947.70
  6. Step 6: Final answer
    x = 1,467,528.96

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.