Home / 1,613,956.43-2,420,934.65-492,015.71

Finding the Fourth Proportional to 1,613,956.43, 2,420,934.65 and 492,015.71

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Solution

The fourth proportional to 1,613,956.43, 2,420,934.65 and 492,015.71 is: 738,023.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,613,956.43 : 2,420,934.65 = 492,015.71 : x
  2. Step 2: Convert to fraction form
    1,613,956.43/2,420,934.65 = 492,015.71/x
  3. Step 3: Cross multiply
    1,613,956.43x = 2,420,934.65 × 492,015.71
  4. Step 4: Simplify right side
    1,613,956.43x = 1,191,137,880,683.35
  5. Step 5: Solve for x
    x = 1,191,137,880,683.35/1,613,956.43
  6. Step 6: Final answer
    x = 738,023.57

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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.