Home / 1,174,420.80-1,760,248.80-613,166.40

Finding the Fourth Proportional to 1,174,420.80, 1,760,248.80 and 613,166.40

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Solution

The fourth proportional to 1,174,420.80, 1,760,248.80 and 613,166.40 is: 919,027.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,420.80 : 1,760,248.80 = 613,166.40 : x
  2. Step 2: Convert to fraction form
    1,174,420.80/1,760,248.80 = 613,166.40/x
  3. Step 3: Cross multiply
    1,174,420.80x = 1,760,248.80 × 613,166.40
  4. Step 4: Simplify right side
    1,174,420.80x = 1,079,325,419,800.32
  5. Step 5: Solve for x
    x = 1,079,325,419,800.32/1,174,420.80
  6. Step 6: Final answer
    x = 919,027.85

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.