Home / 1,232,575.47-1,699,975.40-749,131.47

Finding the Fourth Proportional to 1,232,575.47, 1,699,975.40 and 749,131.47

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Solution

The fourth proportional to 1,232,575.47, 1,699,975.40 and 749,131.47 is: 1,033,206.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,232,575.47 : 1,699,975.40 = 749,131.47 : x
  2. Step 2: Convert to fraction form
    1,232,575.47/1,699,975.40 = 749,131.47/x
  3. Step 3: Cross multiply
    1,232,575.47x = 1,699,975.40 × 749,131.47
  4. Step 4: Simplify right side
    1,232,575.47x = 1,273,505,066,620.18
  5. Step 5: Solve for x
    x = 1,273,505,066,620.18/1,232,575.47
  6. Step 6: Final answer
    x = 1,033,206.56

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.