Home / 1,750,364.60-2,625,546.90-420,668.60

Finding the Fourth Proportional to 1,750,364.60, 2,625,546.90 and 420,668.60

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Solution

The fourth proportional to 1,750,364.60, 2,625,546.90 and 420,668.60 is: 631,002.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750,364.60 : 2,625,546.90 = 420,668.60 : x
  2. Step 2: Convert to fraction form
    1,750,364.60/2,625,546.90 = 420,668.60/x
  3. Step 3: Cross multiply
    1,750,364.60x = 2,625,546.90 × 420,668.60
  4. Step 4: Simplify right side
    1,750,364.60x = 1,104,485,138,657.34
  5. Step 5: Solve for x
    x = 1,104,485,138,657.34/1,750,364.60
  6. Step 6: Final answer
    x = 631,002.90

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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.