Home / 1,027,768.40-1,541,644.08-803,317.50

Finding the Fourth Proportional to 1,027,768.40, 1,541,644.08 and 803,317.50

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Solution

The fourth proportional to 1,027,768.40, 1,541,644.08 and 803,317.50 is: 1,204,969.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,027,768.40 : 1,541,644.08 = 803,317.50 : x
  2. Step 2: Convert to fraction form
    1,027,768.40/1,541,644.08 = 803,317.50/x
  3. Step 3: Cross multiply
    1,027,768.40x = 1,541,644.08 × 803,317.50
  4. Step 4: Simplify right side
    1,027,768.40x = 1,238,429,668,235.40
  5. Step 5: Solve for x
    x = 1,238,429,668,235.40/1,027,768.40
  6. Step 6: Final answer
    x = 1,204,969.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.