Home / 1,900,780.20-2,844,378.72-1,651,003.20

Finding the Fourth Proportional to 1,900,780.20, 2,844,378.72 and 1,651,003.20

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Solution

The fourth proportional to 1,900,780.20, 2,844,378.72 and 1,651,003.20 is: 2,470,605.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,780.20 : 2,844,378.72 = 1,651,003.20 : x
  2. Step 2: Convert to fraction form
    1,900,780.20/2,844,378.72 = 1,651,003.20/x
  3. Step 3: Cross multiply
    1,900,780.20x = 2,844,378.72 × 1,651,003.20
  4. Step 4: Simplify right side
    1,900,780.20x = 4,696,078,368,731.90
  5. Step 5: Solve for x
    x = 4,696,078,368,731.90/1,900,780.20
  6. Step 6: Final answer
    x = 2,470,605.69

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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.