Home / 1,226,455.51-1,839,543.10-327,967.30

Finding the Fourth Proportional to 1,226,455.51, 1,839,543.10 and 327,967.30

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Solution

The fourth proportional to 1,226,455.51, 1,839,543.10 and 327,967.30 is: 491,913.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,226,455.51 : 1,839,543.10 = 327,967.30 : x
  2. Step 2: Convert to fraction form
    1,226,455.51/1,839,543.10 = 327,967.30/x
  3. Step 3: Cross multiply
    1,226,455.51x = 1,839,543.10 × 327,967.30
  4. Step 4: Simplify right side
    1,226,455.51x = 603,309,983,740.63
  5. Step 5: Solve for x
    x = 603,309,983,740.63/1,226,455.51
  6. Step 6: Final answer
    x = 491,913.47

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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.