Home / 1,679,739.60-2,317,940.76-954,486.66

Finding the Fourth Proportional to 1,679,739.60, 2,317,940.76 and 954,486.66

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Solution

The fourth proportional to 1,679,739.60, 2,317,940.76 and 954,486.66 is: 1,317,134.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,739.60 : 2,317,940.76 = 954,486.66 : x
  2. Step 2: Convert to fraction form
    1,679,739.60/2,317,940.76 = 954,486.66/x
  3. Step 3: Cross multiply
    1,679,739.60x = 2,317,940.76 × 954,486.66
  4. Step 4: Simplify right side
    1,679,739.60x = 2,212,443,534,090.26
  5. Step 5: Solve for x
    x = 2,212,443,534,090.26/1,679,739.60
  6. Step 6: Final answer
    x = 1,317,134.83

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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.