Home / 1,219,800.31-1,683,334.31-675,945.17

Finding the Fourth Proportional to 1,219,800.31, 1,683,334.31 and 675,945.17

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Solution

The fourth proportional to 1,219,800.31, 1,683,334.31 and 675,945.17 is: 932,809.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,219,800.31 : 1,683,334.31 = 675,945.17 : x
  2. Step 2: Convert to fraction form
    1,219,800.31/1,683,334.31 = 675,945.17/x
  3. Step 3: Cross multiply
    1,219,800.31x = 1,683,334.31 × 675,945.17
  4. Step 4: Simplify right side
    1,219,800.31x = 1,137,841,697,168.39
  5. Step 5: Solve for x
    x = 1,137,841,697,168.39/1,219,800.31
  6. Step 6: Final answer
    x = 932,809.81

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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.