Home / 1,193,333.79-1,789,727.31-340,389.21

Finding the Fourth Proportional to 1,193,333.79, 1,789,727.31 and 340,389.21

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Solution

The fourth proportional to 1,193,333.79, 1,789,727.31 and 340,389.21 is: 510,505.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,333.79 : 1,789,727.31 = 340,389.21 : x
  2. Step 2: Convert to fraction form
    1,193,333.79/1,789,727.31 = 340,389.21/x
  3. Step 3: Cross multiply
    1,193,333.79x = 1,789,727.31 × 340,389.21
  4. Step 4: Simplify right side
    1,193,333.79x = 609,203,865,166.33
  5. Step 5: Solve for x
    x = 609,203,865,166.33/1,193,333.79
  6. Step 6: Final answer
    x = 510,505.84

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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.