Home / 1,620,251.98-2,429,815.12-901,690.24

Finding the Fourth Proportional to 1,620,251.98, 2,429,815.12 and 901,690.24

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Solution

The fourth proportional to 1,620,251.98, 2,429,815.12 and 901,690.24 is: 1,352,222.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,251.98 : 2,429,815.12 = 901,690.24 : x
  2. Step 2: Convert to fraction form
    1,620,251.98/2,429,815.12 = 901,690.24/x
  3. Step 3: Cross multiply
    1,620,251.98x = 2,429,815.12 × 901,690.24
  4. Step 4: Simplify right side
    1,620,251.98x = 2,190,940,578,708.43
  5. Step 5: Solve for x
    x = 2,190,940,578,708.43/1,620,251.98
  6. Step 6: Final answer
    x = 1,352,222.13

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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.