Home / 2,407,435.20-3,611,671.20-724,708.80

Finding the Fourth Proportional to 2,407,435.20, 3,611,671.20 and 724,708.80

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Solution

The fourth proportional to 2,407,435.20, 3,611,671.20 and 724,708.80 is: 1,087,219.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,407,435.20 : 3,611,671.20 = 724,708.80 : x
  2. Step 2: Convert to fraction form
    2,407,435.20/3,611,671.20 = 724,708.80/x
  3. Step 3: Cross multiply
    2,407,435.20x = 3,611,671.20 × 724,708.80
  4. Step 4: Simplify right side
    2,407,435.20x = 2,617,409,901,346.56
  5. Step 5: Solve for x
    x = 2,617,409,901,346.56/2,407,435.20
  6. Step 6: Final answer
    x = 1,087,219.25

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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.