Home / 3,037,138.88-4,191,339.13-1,679,099.36

Finding the Fourth Proportional to 3,037,138.88, 4,191,339.13 and 1,679,099.36

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Solution

The fourth proportional to 3,037,138.88, 4,191,339.13 and 1,679,099.36 is: 2,317,205.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,037,138.88 : 4,191,339.13 = 1,679,099.36 : x
  2. Step 2: Convert to fraction form
    3,037,138.88/4,191,339.13 = 1,679,099.36/x
  3. Step 3: Cross multiply
    3,037,138.88x = 4,191,339.13 × 1,679,099.36
  4. Step 4: Simplify right side
    3,037,138.88x = 7,037,674,825,571.51
  5. Step 5: Solve for x
    x = 7,037,674,825,571.51/3,037,138.88
  6. Step 6: Final answer
    x = 2,317,205.47

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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.