Home / 2,470,970.95-3,708,847.32-1,192,478.43

Finding the Fourth Proportional to 2,470,970.95, 3,708,847.32 and 1,192,478.43

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Solution

The fourth proportional to 2,470,970.95, 3,708,847.32 and 1,192,478.43 is: 1,789,871.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,470,970.95 : 3,708,847.32 = 1,192,478.43 : x
  2. Step 2: Convert to fraction form
    2,470,970.95/3,708,847.32 = 1,192,478.43/x
  3. Step 3: Cross multiply
    2,470,970.95x = 3,708,847.32 × 1,192,478.43
  4. Step 4: Simplify right side
    2,470,970.95x = 4,422,720,422,972.39
  5. Step 5: Solve for x
    x = 4,422,720,422,972.39/2,470,970.95
  6. Step 6: Final answer
    x = 1,789,871.48

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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.