Home / 1,081,863.45-1,492,953.12-598,428.20

Finding the Fourth Proportional to 1,081,863.45, 1,492,953.12 and 598,428.20

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Solution

The fourth proportional to 1,081,863.45, 1,492,953.12 and 598,428.20 is: 825,820.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,081,863.45 : 1,492,953.12 = 598,428.20 : x
  2. Step 2: Convert to fraction form
    1,081,863.45/1,492,953.12 = 598,428.20/x
  3. Step 3: Cross multiply
    1,081,863.45x = 1,492,953.12 × 598,428.20
  4. Step 4: Simplify right side
    1,081,863.45x = 893,425,240,821.22
  5. Step 5: Solve for x
    x = 893,425,240,821.22/1,081,863.45
  6. Step 6: Final answer
    x = 825,820.71

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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.