Home / 1,750,367.20-2,625,550.80-420,671.20

Finding the Fourth Proportional to 1,750,367.20, 2,625,550.80 and 420,671.20

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Solution

The fourth proportional to 1,750,367.20, 2,625,550.80 and 420,671.20 is: 631,006.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,750,367.20 : 2,625,550.80 = 420,671.20 : x
  2. Step 2: Convert to fraction form
    1,750,367.20/2,625,550.80 = 420,671.20/x
  3. Step 3: Cross multiply
    1,750,367.20x = 2,625,550.80 × 420,671.20
  4. Step 4: Simplify right side
    1,750,367.20x = 1,104,493,605,696.96
  5. Step 5: Solve for x
    x = 1,104,493,605,696.96/1,750,367.20
  6. Step 6: Final answer
    x = 631,006.80

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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.