Home / 1,159,685.72-1,739,111.69-401,321.27

Finding the Fourth Proportional to 1,159,685.72, 1,739,111.69 and 401,321.27

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Solution

The fourth proportional to 1,159,685.72, 1,739,111.69 and 401,321.27 is: 601,837.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,159,685.72 : 1,739,111.69 = 401,321.27 : x
  2. Step 2: Convert to fraction form
    1,159,685.72/1,739,111.69 = 401,321.27/x
  3. Step 3: Cross multiply
    1,159,685.72x = 1,739,111.69 × 401,321.27
  4. Step 4: Simplify right side
    1,159,685.72x = 697,942,501,400.48
  5. Step 5: Solve for x
    x = 697,942,501,400.48/1,159,685.72
  6. Step 6: Final answer
    x = 601,837.63

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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.