Home / 1,888,187.91-2,832,301.73-1,511,503.22

Finding the Fourth Proportional to 1,888,187.91, 2,832,301.73 and 1,511,503.22

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Solution

The fourth proportional to 1,888,187.91, 2,832,301.73 and 1,511,503.22 is: 2,267,270.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,187.91 : 2,832,301.73 = 1,511,503.22 : x
  2. Step 2: Convert to fraction form
    1,888,187.91/2,832,301.73 = 1,511,503.22/x
  3. Step 3: Cross multiply
    1,888,187.91x = 2,832,301.73 × 1,511,503.22
  4. Step 4: Simplify right side
    1,888,187.91x = 4,281,033,173,457.81
  5. Step 5: Solve for x
    x = 4,281,033,173,457.81/1,888,187.91
  6. Step 6: Final answer
    x = 2,267,270.73

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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.