Home / 1,008,881.92-1,392,153.60-579,059.20

Finding the Fourth Proportional to 1,008,881.92, 1,392,153.60 and 579,059.20

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Solution

The fourth proportional to 1,008,881.92, 1,392,153.60 and 579,059.20 is: 799,042.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,881.92 : 1,392,153.60 = 579,059.20 : x
  2. Step 2: Convert to fraction form
    1,008,881.92/1,392,153.60 = 579,059.20/x
  3. Step 3: Cross multiply
    1,008,881.92x = 1,392,153.60 × 579,059.20
  4. Step 4: Simplify right side
    1,008,881.92x = 806,139,349,893.12
  5. Step 5: Solve for x
    x = 806,139,349,893.12/1,008,881.92
  6. Step 6: Final answer
    x = 799,042.32

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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.