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Finding the Fourth Proportional to 1,052,608, 1,452,633.60 and 575,680

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Solution

The fourth proportional to 1,052,608, 1,452,633.60 and 575,680 is: 794,457.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,052,608 : 1,452,633.60 = 575,680 : x
  2. Step 2: Convert to fraction form
    1,052,608/1,452,633.60 = 575,680/x
  3. Step 3: Cross multiply
    1,052,608x = 1,452,633.60 × 575,680
  4. Step 4: Simplify right side
    1,052,608x = 836,252,110,848
  5. Step 5: Solve for x
    x = 836,252,110,848/1,052,608
  6. Step 6: Final answer
    x = 794,457.30

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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.