Home / 1,489,900.35-2,054,633.17-1,000,974.63

Finding the Fourth Proportional to 1,489,900.35, 2,054,633.17 and 1,000,974.63

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Solution

The fourth proportional to 1,489,900.35, 2,054,633.17 and 1,000,974.63 is: 1,380,384.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,489,900.35 : 2,054,633.17 = 1,000,974.63 : x
  2. Step 2: Convert to fraction form
    1,489,900.35/2,054,633.17 = 1,000,974.63/x
  3. Step 3: Cross multiply
    1,489,900.35x = 2,054,633.17 × 1,000,974.63
  4. Step 4: Simplify right side
    1,489,900.35x = 2,056,635,677,126.48
  5. Step 5: Solve for x
    x = 2,056,635,677,126.48/1,489,900.35
  6. Step 6: Final answer
    x = 1,380,384.72

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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.