Home / 3,148,868.50-4,345,856.03-1,772,479.37

Finding the Fourth Proportional to 3,148,868.50, 4,345,856.03 and 1,772,479.37

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Solution

The fourth proportional to 3,148,868.50, 4,345,856.03 and 1,772,479.37 is: 2,446,256.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,148,868.50 : 4,345,856.03 = 1,772,479.37 : x
  2. Step 2: Convert to fraction form
    3,148,868.50/4,345,856.03 = 1,772,479.37/x
  3. Step 3: Cross multiply
    3,148,868.50x = 4,345,856.03 × 1,772,479.37
  4. Step 4: Simplify right side
    3,148,868.50x = 7,702,940,158,165.10
  5. Step 5: Solve for x
    x = 7,702,940,158,165.10/3,148,868.50
  6. Step 6: Final answer
    x = 2,446,256.54

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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.