Home / 1,068,763.82-1,604,225.97-947,976.30

Finding the Fourth Proportional to 1,068,763.82, 1,604,225.97 and 947,976.30

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Solution

The fourth proportional to 1,068,763.82, 1,604,225.97 and 947,976.30 is: 1,422,922.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,068,763.82 : 1,604,225.97 = 947,976.30 : x
  2. Step 2: Convert to fraction form
    1,068,763.82/1,604,225.97 = 947,976.30/x
  3. Step 3: Cross multiply
    1,068,763.82x = 1,604,225.97 × 947,976.30
  4. Step 4: Simplify right side
    1,068,763.82x = 1,520,768,199,404.51
  5. Step 5: Solve for x
    x = 1,520,768,199,404.51/1,068,763.82
  6. Step 6: Final answer
    x = 1,422,922.61

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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.