Home / 1,888,190.16-2,832,305.10-1,511,505.47

Finding the Fourth Proportional to 1,888,190.16, 2,832,305.10 and 1,511,505.47

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Solution

The fourth proportional to 1,888,190.16, 2,832,305.10 and 1,511,505.47 is: 2,267,274.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,888,190.16 : 2,832,305.10 = 1,511,505.47 : x
  2. Step 2: Convert to fraction form
    1,888,190.16/2,832,305.10 = 1,511,505.47/x
  3. Step 3: Cross multiply
    1,888,190.16x = 2,832,305.10 × 1,511,505.47
  4. Step 4: Simplify right side
    1,888,190.16x = 4,281,044,637,197.37
  5. Step 5: Solve for x
    x = 4,281,044,637,197.37/1,888,190.16
  6. Step 6: Final answer
    x = 2,267,274.10

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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.