Home / 1,830,354.52-2,743,898.82-931,293.40

Finding the Fourth Proportional to 1,830,354.52, 2,743,898.82 and 931,293.40

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Solution

The fourth proportional to 1,830,354.52, 2,743,898.82 and 931,293.40 is: 1,396,109.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,830,354.52 : 2,743,898.82 = 931,293.40 : x
  2. Step 2: Convert to fraction form
    1,830,354.52/2,743,898.82 = 931,293.40/x
  3. Step 3: Cross multiply
    1,830,354.52x = 2,743,898.82 × 931,293.40
  4. Step 4: Simplify right side
    1,830,354.52x = 2,555,374,861,333.79
  5. Step 5: Solve for x
    x = 2,555,374,861,333.79/1,830,354.52
  6. Step 6: Final answer
    x = 1,396,109.24

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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.