Home / 2,149,356.78-2,966,321.70-1,604,546.53

Finding the Fourth Proportional to 2,149,356.78, 2,966,321.70 and 1,604,546.53

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Solution

The fourth proportional to 2,149,356.78, 2,966,321.70 and 1,604,546.53 is: 2,214,430.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,149,356.78 : 2,966,321.70 = 1,604,546.53 : x
  2. Step 2: Convert to fraction form
    2,149,356.78/2,966,321.70 = 1,604,546.53/x
  3. Step 3: Cross multiply
    2,149,356.78x = 2,966,321.70 × 1,604,546.53
  4. Step 4: Simplify right side
    2,149,356.78x = 4,759,601,183,182.90
  5. Step 5: Solve for x
    x = 4,759,601,183,182.90/2,149,356.78
  6. Step 6: Final answer
    x = 2,214,430.49

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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.