Home / 1,036,111.09-1,555,052.33-405,467.77

Finding the Fourth Proportional to 1,036,111.09, 1,555,052.33 and 405,467.77

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Solution

The fourth proportional to 1,036,111.09, 1,555,052.33 and 405,467.77 is: 608,548.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,036,111.09 : 1,555,052.33 = 405,467.77 : x
  2. Step 2: Convert to fraction form
    1,036,111.09/1,555,052.33 = 405,467.77/x
  3. Step 3: Cross multiply
    1,036,111.09x = 1,555,052.33 × 405,467.77
  4. Step 4: Simplify right side
    1,036,111.09x = 630,523,600,478.40
  5. Step 5: Solve for x
    x = 630,523,600,478.40/1,036,111.09
  6. Step 6: Final answer
    x = 608,548.26

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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.