Home / 1,555,739.06-2,334,699.41-644,935.57

Finding the Fourth Proportional to 1,555,739.06, 2,334,699.41 and 644,935.57

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Solution

The fourth proportional to 1,555,739.06, 2,334,699.41 and 644,935.57 is: 967,855.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,555,739.06 : 2,334,699.41 = 644,935.57 : x
  2. Step 2: Convert to fraction form
    1,555,739.06/2,334,699.41 = 644,935.57/x
  3. Step 3: Cross multiply
    1,555,739.06x = 2,334,699.41 × 644,935.57
  4. Step 4: Simplify right side
    1,555,739.06x = 1,505,730,694,460.71
  5. Step 5: Solve for x
    x = 1,505,730,694,460.71/1,555,739.06
  6. Step 6: Final answer
    x = 967,855.56

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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.