Home / 1,237,921.98-1,708,636.23-754,753.56

Finding the Fourth Proportional to 1,237,921.98, 1,708,636.23 and 754,753.56

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Solution

The fourth proportional to 1,237,921.98, 1,708,636.23 and 754,753.56 is: 1,041,745.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,921.98 : 1,708,636.23 = 754,753.56 : x
  2. Step 2: Convert to fraction form
    1,237,921.98/1,708,636.23 = 754,753.56/x
  3. Step 3: Cross multiply
    1,237,921.98x = 1,708,636.23 × 754,753.56
  4. Step 4: Simplify right side
    1,237,921.98x = 1,289,599,277,337.48
  5. Step 5: Solve for x
    x = 1,289,599,277,337.48/1,237,921.98
  6. Step 6: Final answer
    x = 1,041,745.20

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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.