Home / 1,489,898.35-2,054,630.41-1,000,972.63

Finding the Fourth Proportional to 1,489,898.35, 2,054,630.41 and 1,000,972.63

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Solution

The fourth proportional to 1,489,898.35, 2,054,630.41 and 1,000,972.63 is: 1,380,381.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,898.35 : 2,054,630.41 = 1,000,972.63 : x
  2. Step 2: Convert to fraction form
    1,489,898.35/2,054,630.41 = 1,000,972.63/x
  3. Step 3: Cross multiply
    1,489,898.35x = 2,054,630.41 × 1,000,972.63
  4. Step 4: Simplify right side
    1,489,898.35x = 2,056,628,805,175.68
  5. Step 5: Solve for x
    x = 2,056,628,805,175.68/1,489,898.35
  6. Step 6: Final answer
    x = 1,380,381.96

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.