Home / 1,213,960.51-1,820,546.55-404,127.37

Finding the Fourth Proportional to 1,213,960.51, 1,820,546.55 and 404,127.37

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Solution

The fourth proportional to 1,213,960.51, 1,820,546.55 and 404,127.37 is: 606,059.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,960.51 : 1,820,546.55 = 404,127.37 : x
  2. Step 2: Convert to fraction form
    1,213,960.51/1,820,546.55 = 404,127.37/x
  3. Step 3: Cross multiply
    1,213,960.51x = 1,820,546.55 × 404,127.37
  4. Step 4: Simplify right side
    1,213,960.51x = 735,732,689,214.07
  5. Step 5: Solve for x
    x = 735,732,689,214.07/1,213,960.51
  6. Step 6: Final answer
    x = 606,059.82

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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.