Home / 2,461,760.71-3,689,534.90-1,247,642.39

Finding the Fourth Proportional to 2,461,760.71, 3,689,534.90 and 1,247,642.39

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Solution

The fourth proportional to 2,461,760.71, 3,689,534.90 and 1,247,642.39 is: 1,869,889.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,461,760.71 : 3,689,534.90 = 1,247,642.39 : x
  2. Step 2: Convert to fraction form
    2,461,760.71/3,689,534.90 = 1,247,642.39/x
  3. Step 3: Cross multiply
    2,461,760.71x = 3,689,534.90 × 1,247,642.39
  4. Step 4: Simplify right side
    2,461,760.71x = 4,603,220,145,949.37
  5. Step 5: Solve for x
    x = 4,603,220,145,949.37/2,461,760.71
  6. Step 6: Final answer
    x = 1,869,889.36

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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.