Home / 3,145,225.48-4,717,284.64-839,747.23

Finding the Fourth Proportional to 3,145,225.48, 4,717,284.64 and 839,747.23

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Solution

The fourth proportional to 3,145,225.48, 4,717,284.64 and 839,747.23 is: 1,259,473.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,145,225.48 : 4,717,284.64 = 839,747.23 : x
  2. Step 2: Convert to fraction form
    3,145,225.48/4,717,284.64 = 839,747.23/x
  3. Step 3: Cross multiply
    3,145,225.48x = 4,717,284.64 × 839,747.23
  4. Step 4: Simplify right side
    3,145,225.48x = 3,961,326,709,561.55
  5. Step 5: Solve for x
    x = 3,961,326,709,561.55/3,145,225.48
  6. Step 6: Final answer
    x = 1,259,473.04

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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.