Home / 1,270,329-1,905,990.30-559,857.48

Finding the Fourth Proportional to 1,270,329, 1,905,990.30 and 559,857.48

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Solution

The fourth proportional to 1,270,329, 1,905,990.30 and 559,857.48 is: 840,005.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,270,329 : 1,905,990.30 = 559,857.48 : x
  2. Step 2: Convert to fraction form
    1,270,329/1,905,990.30 = 559,857.48/x
  3. Step 3: Cross multiply
    1,270,329x = 1,905,990.30 × 559,857.48
  4. Step 4: Simplify right side
    1,270,329x = 1,067,082,926,262.44
  5. Step 5: Solve for x
    x = 1,067,082,926,262.44/1,270,329
  6. Step 6: Final answer
    x = 840,005.17

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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.