Home / 1,619,682.88-2,429,274.63-540,214.30

Finding the Fourth Proportional to 1,619,682.88, 2,429,274.63 and 540,214.30

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Solution

The fourth proportional to 1,619,682.88, 2,429,274.63 and 540,214.30 is: 810,238.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,682.88 : 2,429,274.63 = 540,214.30 : x
  2. Step 2: Convert to fraction form
    1,619,682.88/2,429,274.63 = 540,214.30/x
  3. Step 3: Cross multiply
    1,619,682.88x = 2,429,274.63 × 540,214.30
  4. Step 4: Simplify right side
    1,619,682.88x = 1,312,328,893,753.21
  5. Step 5: Solve for x
    x = 1,312,328,893,753.21/1,619,682.88
  6. Step 6: Final answer
    x = 810,238.17

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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.