Home / 1,910,636.01-2,635,558.08-1,222,056.63

Finding the Fourth Proportional to 1,910,636.01, 2,635,558.08 and 1,222,056.63

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Solution

The fourth proportional to 1,910,636.01, 2,635,558.08 and 1,222,056.63 is: 1,685,722.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,910,636.01 : 2,635,558.08 = 1,222,056.63 : x
  2. Step 2: Convert to fraction form
    1,910,636.01/2,635,558.08 = 1,222,056.63/x
  3. Step 3: Cross multiply
    1,910,636.01x = 2,635,558.08 × 1,222,056.63
  4. Step 4: Simplify right side
    1,910,636.01x = 3,220,801,225,414.07
  5. Step 5: Solve for x
    x = 3,220,801,225,414.07/1,910,636.01
  6. Step 6: Final answer
    x = 1,685,722.04

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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.