Home / 864,258.10-1,192,296.43-824,236

Finding the Fourth Proportional to 864,258.10, 1,192,296.43 and 824,236

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Solution

The fourth proportional to 864,258.10, 1,192,296.43 and 824,236 is: 1,137,083.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    864,258.10 : 1,192,296.43 = 824,236 : x
  2. Step 2: Convert to fraction form
    864,258.10/1,192,296.43 = 824,236/x
  3. Step 3: Cross multiply
    864,258.10x = 1,192,296.43 × 824,236
  4. Step 4: Simplify right side
    864,258.10x = 982,733,640,277.48
  5. Step 5: Solve for x
    x = 982,733,640,277.48/864,258.10
  6. Step 6: Final answer
    x = 1,137,083.52

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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.