Home / 987,051.60-1,481,268.60-632,926.80

Finding the Fourth Proportional to 987,051.60, 1,481,268.60 and 632,926.80

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Solution

The fourth proportional to 987,051.60, 1,481,268.60 and 632,926.80 is: 949,833.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    987,051.60 : 1,481,268.60 = 632,926.80 : x
  2. Step 2: Convert to fraction form
    987,051.60/1,481,268.60 = 632,926.80/x
  3. Step 3: Cross multiply
    987,051.60x = 1,481,268.60 × 632,926.80
  4. Step 4: Simplify right side
    987,051.60x = 937,534,594,938.48
  5. Step 5: Solve for x
    x = 937,534,594,938.48/987,051.60
  6. Step 6: Final answer
    x = 949,833.42

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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.