Home / 2,529,427.70-3,490,521.86-1,442,049.48

Finding the Fourth Proportional to 2,529,427.70, 3,490,521.86 and 1,442,049.48

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Solution

The fourth proportional to 2,529,427.70, 3,490,521.86 and 1,442,049.48 is: 1,989,977.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,529,427.70 : 3,490,521.86 = 1,442,049.48 : x
  2. Step 2: Convert to fraction form
    2,529,427.70/3,490,521.86 = 1,442,049.48/x
  3. Step 3: Cross multiply
    2,529,427.70x = 3,490,521.86 × 1,442,049.48
  4. Step 4: Simplify right side
    2,529,427.70x = 5,033,505,236,746.76
  5. Step 5: Solve for x
    x = 5,033,505,236,746.76/2,529,427.70
  6. Step 6: Final answer
    x = 1,989,977.90

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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.