Home / 1,110,518.33-1,666,443.92-479,431.53

Finding the Fourth Proportional to 1,110,518.33, 1,666,443.92 and 479,431.53

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Solution

The fourth proportional to 1,110,518.33, 1,666,443.92 and 479,431.53 is: 719,435.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,110,518.33 : 1,666,443.92 = 479,431.53 : x
  2. Step 2: Convert to fraction form
    1,110,518.33/1,666,443.92 = 479,431.53/x
  3. Step 3: Cross multiply
    1,110,518.33x = 1,666,443.92 × 479,431.53
  4. Step 4: Simplify right side
    1,110,518.33x = 798,945,755,827.64
  5. Step 5: Solve for x
    x = 798,945,755,827.64/1,110,518.33
  6. Step 6: Final answer
    x = 719,435.00

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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.