Home / 1,501,620.21-2,252,675.74-490,448.61

Finding the Fourth Proportional to 1,501,620.21, 2,252,675.74 and 490,448.61

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Solution

The fourth proportional to 1,501,620.21, 2,252,675.74 and 490,448.61 is: 735,753.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,501,620.21 : 2,252,675.74 = 490,448.61 : x
  2. Step 2: Convert to fraction form
    1,501,620.21/2,252,675.74 = 490,448.61/x
  3. Step 3: Cross multiply
    1,501,620.21x = 2,252,675.74 × 490,448.61
  4. Step 4: Simplify right side
    1,501,620.21x = 1,104,821,676,709.66
  5. Step 5: Solve for x
    x = 1,104,821,676,709.66/1,501,620.21
  6. Step 6: Final answer
    x = 735,753.07

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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.