Home / 1,610,821.32-2,222,886.42-885,668.28

Finding the Fourth Proportional to 1,610,821.32, 2,222,886.42 and 885,668.28

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Solution

The fourth proportional to 1,610,821.32, 2,222,886.42 and 885,668.28 is: 1,222,196.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,610,821.32 : 2,222,886.42 = 885,668.28 : x
  2. Step 2: Convert to fraction form
    1,610,821.32/2,222,886.42 = 885,668.28/x
  3. Step 3: Cross multiply
    1,610,821.32x = 2,222,886.42 × 885,668.28
  4. Step 4: Simplify right side
    1,610,821.32x = 1,968,739,992,236.76
  5. Step 5: Solve for x
    x = 1,968,739,992,236.76/1,610,821.32
  6. Step 6: Final answer
    x = 1,222,196.38

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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.