Home / 2,389,430.92-3,582,901.98-1,126,919.56

Finding the Fourth Proportional to 2,389,430.92, 3,582,901.98 and 1,126,919.56

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Solution

The fourth proportional to 2,389,430.92, 3,582,901.98 and 1,126,919.56 is: 1,689,792.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,389,430.92 : 3,582,901.98 = 1,126,919.56 : x
  2. Step 2: Convert to fraction form
    2,389,430.92/3,582,901.98 = 1,126,919.56/x
  3. Step 3: Cross multiply
    2,389,430.92x = 3,582,901.98 × 1,126,919.56
  4. Step 4: Simplify right side
    2,389,430.92x = 4,037,642,322,824.73
  5. Step 5: Solve for x
    x = 4,037,642,322,824.73/2,389,430.92
  6. Step 6: Final answer
    x = 1,689,792.45

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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.