Home / 1,081,622.82-1,492,826.79-651,903.44

Finding the Fourth Proportional to 1,081,622.82, 1,492,826.79 and 651,903.44

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Solution

The fourth proportional to 1,081,622.82, 1,492,826.79 and 651,903.44 is: 899,739.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,622.82 : 1,492,826.79 = 651,903.44 : x
  2. Step 2: Convert to fraction form
    1,081,622.82/1,492,826.79 = 651,903.44/x
  3. Step 3: Cross multiply
    1,081,622.82x = 1,492,826.79 × 651,903.44
  4. Step 4: Simplify right side
    1,081,622.82x = 973,178,917,602.38
  5. Step 5: Solve for x
    x = 973,178,917,602.38/1,081,622.82
  6. Step 6: Final answer
    x = 899,739.63

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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.