Home / 1,005,191.06-1,387,174.38-546,305.64

Finding the Fourth Proportional to 1,005,191.06, 1,387,174.38 and 546,305.64

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Solution

The fourth proportional to 1,005,191.06, 1,387,174.38 and 546,305.64 is: 753,907.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,005,191.06 : 1,387,174.38 = 546,305.64 : x
  2. Step 2: Convert to fraction form
    1,005,191.06/1,387,174.38 = 546,305.64/x
  3. Step 3: Cross multiply
    1,005,191.06x = 1,387,174.38 × 546,305.64
  4. Step 4: Simplify right side
    1,005,191.06x = 757,821,187,457.50
  5. Step 5: Solve for x
    x = 757,821,187,457.50/1,005,191.06
  6. Step 6: Final answer
    x = 753,907.61

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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.