Home / 1,455,431.90-2,183,147.85-1,058,855.90

Finding the Fourth Proportional to 1,455,431.90, 2,183,147.85 and 1,058,855.90

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Solution

The fourth proportional to 1,455,431.90, 2,183,147.85 and 1,058,855.90 is: 1,588,283.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,455,431.90 : 2,183,147.85 = 1,058,855.90 : x
  2. Step 2: Convert to fraction form
    1,455,431.90/2,183,147.85 = 1,058,855.90/x
  3. Step 3: Cross multiply
    1,455,431.90x = 2,183,147.85 × 1,058,855.90
  4. Step 4: Simplify right side
    1,455,431.90x = 2,311,638,981,544.82
  5. Step 5: Solve for x
    x = 2,311,638,981,544.82/1,455,431.90
  6. Step 6: Final answer
    x = 1,588,283.85

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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.