Home / 1,226,181.51-1,839,583.31-384,740.55

Finding the Fourth Proportional to 1,226,181.51, 1,839,583.31 and 384,740.55

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Solution

The fourth proportional to 1,226,181.51, 1,839,583.31 and 384,740.55 is: 577,208.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,181.51 : 1,839,583.31 = 384,740.55 : x
  2. Step 2: Convert to fraction form
    1,226,181.51/1,839,583.31 = 384,740.55/x
  3. Step 3: Cross multiply
    1,226,181.51x = 1,839,583.31 × 384,740.55
  4. Step 4: Simplify right side
    1,226,181.51x = 707,762,292,536.52
  5. Step 5: Solve for x
    x = 707,762,292,536.52/1,226,181.51
  6. Step 6: Final answer
    x = 577,208.42

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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.