Home / 2,103,142.40-3,154,022.40-773,273.60

Finding the Fourth Proportional to 2,103,142.40, 3,154,022.40 and 773,273.60

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Solution

The fourth proportional to 2,103,142.40, 3,154,022.40 and 773,273.60 is: 1,159,656.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,103,142.40 : 3,154,022.40 = 773,273.60 : x
  2. Step 2: Convert to fraction form
    2,103,142.40/3,154,022.40 = 773,273.60/x
  3. Step 3: Cross multiply
    2,103,142.40x = 3,154,022.40 × 773,273.60
  4. Step 4: Simplify right side
    2,103,142.40x = 2,438,922,255,728.64
  5. Step 5: Solve for x
    x = 2,438,922,255,728.64/2,103,142.40
  6. Step 6: Final answer
    x = 1,159,656.26

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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.