Home / 849,973.28-1,268,741.19-749,085.62

Finding the Fourth Proportional to 849,973.28, 1,268,741.19 and 749,085.62

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Solution

The fourth proportional to 849,973.28, 1,268,741.19 and 749,085.62 is: 1,118,147.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    849,973.28 : 1,268,741.19 = 749,085.62 : x
  2. Step 2: Convert to fraction form
    849,973.28/1,268,741.19 = 749,085.62/x
  3. Step 3: Cross multiply
    849,973.28x = 1,268,741.19 × 749,085.62
  4. Step 4: Simplify right side
    849,973.28x = 950,395,780,930.69
  5. Step 5: Solve for x
    x = 950,395,780,930.69/849,973.28
  6. Step 6: Final answer
    x = 1,118,147.83

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.