Home / 1,055,911.80-1,457,153.68-572,475.44

Finding the Fourth Proportional to 1,055,911.80, 1,457,153.68 and 572,475.44

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Solution

The fourth proportional to 1,055,911.80, 1,457,153.68 and 572,475.44 is: 790,013.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,055,911.80 : 1,457,153.68 = 572,475.44 : x
  2. Step 2: Convert to fraction form
    1,055,911.80/1,457,153.68 = 572,475.44/x
  3. Step 3: Cross multiply
    1,055,911.80x = 1,457,153.68 × 572,475.44
  4. Step 4: Simplify right side
    1,055,911.80x = 834,184,694,105.62
  5. Step 5: Solve for x
    x = 834,184,694,105.62/1,055,911.80
  6. Step 6: Final answer
    x = 790,013.61

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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.