Home / 1,490,296.70-2,236,429.20-850,599.20

Finding the Fourth Proportional to 1,490,296.70, 2,236,429.20 and 850,599.20

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Solution

The fourth proportional to 1,490,296.70, 2,236,429.20 and 850,599.20 is: 1,276,460.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,490,296.70 : 2,236,429.20 = 850,599.20 : x
  2. Step 2: Convert to fraction form
    1,490,296.70/2,236,429.20 = 850,599.20/x
  3. Step 3: Cross multiply
    1,490,296.70x = 2,236,429.20 × 850,599.20
  4. Step 4: Simplify right side
    1,490,296.70x = 1,902,304,888,376.64
  5. Step 5: Solve for x
    x = 1,902,304,888,376.64/1,490,296.70
  6. Step 6: Final answer
    x = 1,276,460.51

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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.