Home / 1,054,318.98-1,455,174.81-714,896.58

Finding the Fourth Proportional to 1,054,318.98, 1,455,174.81 and 714,896.58

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Solution

The fourth proportional to 1,054,318.98, 1,455,174.81 and 714,896.58 is: 986,702.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,054,318.98 : 1,455,174.81 = 714,896.58 : x
  2. Step 2: Convert to fraction form
    1,054,318.98/1,455,174.81 = 714,896.58/x
  3. Step 3: Cross multiply
    1,054,318.98x = 1,455,174.81 × 714,896.58
  4. Step 4: Simplify right side
    1,054,318.98x = 1,040,299,494,971.15
  5. Step 5: Solve for x
    x = 1,040,299,494,971.15/1,054,318.98
  6. Step 6: Final answer
    x = 986,702.81

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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.