Home / 1,490,297.70-2,236,430.70-850,600.20

Finding the Fourth Proportional to 1,490,297.70, 2,236,430.70 and 850,600.20

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Solution

The fourth proportional to 1,490,297.70, 2,236,430.70 and 850,600.20 is: 1,276,462.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,297.70 : 2,236,430.70 = 850,600.20 : x
  2. Step 2: Convert to fraction form
    1,490,297.70/2,236,430.70 = 850,600.20/x
  3. Step 3: Cross multiply
    1,490,297.70x = 2,236,430.70 × 850,600.20
  4. Step 4: Simplify right side
    1,490,297.70x = 1,902,308,400,706.14
  5. Step 5: Solve for x
    x = 1,902,308,400,706.14/1,490,297.70
  6. Step 6: Final answer
    x = 1,276,462.01

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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.