Home / 1,297,431.98-1,946,156.16-850,988.73

Finding the Fourth Proportional to 1,297,431.98, 1,946,156.16 and 850,988.73

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Solution

The fourth proportional to 1,297,431.98, 1,946,156.16 and 850,988.73 is: 1,276,488.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,297,431.98 : 1,946,156.16 = 850,988.73 : x
  2. Step 2: Convert to fraction form
    1,297,431.98/1,946,156.16 = 850,988.73/x
  3. Step 3: Cross multiply
    1,297,431.98x = 1,946,156.16 × 850,988.73
  4. Step 4: Simplify right side
    1,297,431.98x = 1,656,156,958,980.08
  5. Step 5: Solve for x
    x = 1,656,156,958,980.08/1,297,431.98
  6. Step 6: Final answer
    x = 1,276,488.47

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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.