Home / 2,397,018.10-3,307,863.12-1,309,289.50

Finding the Fourth Proportional to 2,397,018.10, 3,307,863.12 and 1,309,289.50

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Solution

The fourth proportional to 2,397,018.10, 3,307,863.12 and 1,309,289.50 is: 1,806,807.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,397,018.10 : 3,307,863.12 = 1,309,289.50 : x
  2. Step 2: Convert to fraction form
    2,397,018.10/3,307,863.12 = 1,309,289.50/x
  3. Step 3: Cross multiply
    2,397,018.10x = 3,307,863.12 × 1,309,289.50
  4. Step 4: Simplify right side
    2,397,018.10x = 4,330,950,450,453.24
  5. Step 5: Solve for x
    x = 4,330,950,450,453.24/2,397,018.10
  6. Step 6: Final answer
    x = 1,806,807.57

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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.