Home / 1,055,936.80-1,457,203.20-572,500.64

Finding the Fourth Proportional to 1,055,936.80, 1,457,203.20 and 572,500.64

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Solution

The fourth proportional to 1,055,936.80, 1,457,203.20 and 572,500.64 is: 790,056.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,936.80 : 1,457,203.20 = 572,500.64 : x
  2. Step 2: Convert to fraction form
    1,055,936.80/1,457,203.20 = 572,500.64/x
  3. Step 3: Cross multiply
    1,055,936.80x = 1,457,203.20 × 572,500.64
  4. Step 4: Simplify right side
    1,055,936.80x = 834,249,764,610.05
  5. Step 5: Solve for x
    x = 834,249,764,610.05/1,055,936.80
  6. Step 6: Final answer
    x = 790,056.53

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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.