Home / 1,610,858.13-2,222,927.31-885,700.77

Finding the Fourth Proportional to 1,610,858.13, 2,222,927.31 and 885,700.77

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Solution

The fourth proportional to 1,610,858.13, 2,222,927.31 and 885,700.77 is: 1,222,235.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,858.13 : 2,222,927.31 = 885,700.77 : x
  2. Step 2: Convert to fraction form
    1,610,858.13/2,222,927.31 = 885,700.77/x
  3. Step 3: Cross multiply
    1,610,858.13x = 2,222,927.31 × 885,700.77
  4. Step 4: Simplify right side
    1,610,858.13x = 1,968,848,430,121.03
  5. Step 5: Solve for x
    x = 1,968,848,430,121.03/1,610,858.13
  6. Step 6: Final answer
    x = 1,222,235.77

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1.5x scale

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.