Home / 1,200,037.97-1,800,058.70-490,066.01

Finding the Fourth Proportional to 1,200,037.97, 1,800,058.70 and 490,066.01

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Solution

The fourth proportional to 1,200,037.97, 1,800,058.70 and 490,066.01 is: 735,099.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,200,037.97 : 1,800,058.70 = 490,066.01 : x
  2. Step 2: Convert to fraction form
    1,200,037.97/1,800,058.70 = 490,066.01/x
  3. Step 3: Cross multiply
    1,200,037.97x = 1,800,058.70 × 490,066.01
  4. Step 4: Simplify right side
    1,200,037.97x = 882,147,584,874.79
  5. Step 5: Solve for x
    x = 882,147,584,874.79/1,200,037.97
  6. Step 6: Final answer
    x = 735,099.73

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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.