Home / 2,991,599.92-4,128,391.56-1,633,463.20

Finding the Fourth Proportional to 2,991,599.92, 4,128,391.56 and 1,633,463.20

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Solution

The fourth proportional to 2,991,599.92, 4,128,391.56 and 1,633,463.20 is: 2,254,170.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,991,599.92 : 4,128,391.56 = 1,633,463.20 : x
  2. Step 2: Convert to fraction form
    2,991,599.92/4,128,391.56 = 1,633,463.20/x
  3. Step 3: Cross multiply
    2,991,599.92x = 4,128,391.56 × 1,633,463.20
  4. Step 4: Simplify right side
    2,991,599.92x = 6,743,575,688,450.59
  5. Step 5: Solve for x
    x = 6,743,575,688,450.59/2,991,599.92
  6. Step 6: Final answer
    x = 2,254,170.30

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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.