Home / 1,704,495.54-2,556,642.96-639,448.32

Finding the Fourth Proportional to 1,704,495.54, 2,556,642.96 and 639,448.32

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Solution

The fourth proportional to 1,704,495.54, 2,556,642.96 and 639,448.32 is: 959,134.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,704,495.54 : 2,556,642.96 = 639,448.32 : x
  2. Step 2: Convert to fraction form
    1,704,495.54/2,556,642.96 = 639,448.32/x
  3. Step 3: Cross multiply
    1,704,495.54x = 2,556,642.96 × 639,448.32
  4. Step 4: Simplify right side
    1,704,495.54x = 1,634,841,045,611.83
  5. Step 5: Solve for x
    x = 1,634,841,045,611.83/1,704,495.54
  6. Step 6: Final answer
    x = 959,134.83

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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.