Home / 1,508,798.75-2,082,100.75-829,735.25

Finding the Fourth Proportional to 1,508,798.75, 2,082,100.75 and 829,735.25

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Solution

The fourth proportional to 1,508,798.75, 2,082,100.75 and 829,735.25 is: 1,145,011.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,508,798.75 : 2,082,100.75 = 829,735.25 : x
  2. Step 2: Convert to fraction form
    1,508,798.75/2,082,100.75 = 829,735.25/x
  3. Step 3: Cross multiply
    1,508,798.75x = 2,082,100.75 × 829,735.25
  4. Step 4: Simplify right side
    1,508,798.75x = 1,727,592,373,841.60
  5. Step 5: Solve for x
    x = 1,727,592,373,841.60/1,508,798.75
  6. Step 6: Final answer
    x = 1,145,011.80

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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.