Home / 1,317,309.35-1,817,840.61-744,337.22

Finding the Fourth Proportional to 1,317,309.35, 1,817,840.61 and 744,337.22

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Solution

The fourth proportional to 1,317,309.35, 1,817,840.61 and 744,337.22 is: 1,027,159.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,317,309.35 : 1,817,840.61 = 744,337.22 : x
  2. Step 2: Convert to fraction form
    1,317,309.35/1,817,840.61 = 744,337.22/x
  3. Step 3: Cross multiply
    1,317,309.35x = 1,817,840.61 × 744,337.22
  4. Step 4: Simplify right side
    1,317,309.35x = 1,353,086,416,961.30
  5. Step 5: Solve for x
    x = 1,353,086,416,961.30/1,317,309.35
  6. Step 6: Final answer
    x = 1,027,159.20

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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.