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Finding the Fourth Proportional to 1,827,574.72, 2,741,655.84 and 629,202.40

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Solution

The fourth proportional to 1,827,574.72, 2,741,655.84 and 629,202.40 is: 943,904.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827,574.72 : 2,741,655.84 = 629,202.40 : x
  2. Step 2: Convert to fraction form
    1,827,574.72/2,741,655.84 = 629,202.40/x
  3. Step 3: Cross multiply
    1,827,574.72x = 2,741,655.84 × 629,202.40
  4. Step 4: Simplify right side
    1,827,574.72x = 1,725,056,434,502.02
  5. Step 5: Solve for x
    x = 1,725,056,434,502.02/1,827,574.72
  6. Step 6: Final answer
    x = 943,904.74

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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.