Home / 2,223,772.56-3,068,784.09-1,243,700.64

Finding the Fourth Proportional to 2,223,772.56, 3,068,784.09 and 1,243,700.64

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Solution

The fourth proportional to 2,223,772.56, 3,068,784.09 and 1,243,700.64 is: 1,716,294.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,223,772.56 : 3,068,784.09 = 1,243,700.64 : x
  2. Step 2: Convert to fraction form
    2,223,772.56/3,068,784.09 = 1,243,700.64/x
  3. Step 3: Cross multiply
    2,223,772.56x = 3,068,784.09 × 1,243,700.64
  4. Step 4: Simplify right side
    2,223,772.56x = 3,816,648,736,754.82
  5. Step 5: Solve for x
    x = 3,816,648,736,754.82/2,223,772.56
  6. Step 6: Final answer
    x = 1,716,294.56

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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.