Home / 4,200,791.81-6,302,308.99-1,505,389.49

Finding the Fourth Proportional to 4,200,791.81, 6,302,308.99 and 1,505,389.49

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Solution

The fourth proportional to 4,200,791.81, 6,302,308.99 and 1,505,389.49 is: 2,258,486.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,200,791.81 : 6,302,308.99 = 1,505,389.49 : x
  2. Step 2: Convert to fraction form
    4,200,791.81/6,302,308.99 = 1,505,389.49/x
  3. Step 3: Cross multiply
    4,200,791.81x = 6,302,308.99 × 1,505,389.49
  4. Step 4: Simplify right side
    4,200,791.81x = 9,487,429,716,278.52
  5. Step 5: Solve for x
    x = 9,487,429,716,278.52/4,200,791.81
  6. Step 6: Final answer
    x = 2,258,486.05

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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.