Home / 1,827,114.78-2,519,743.02-1,568,903.90

Finding the Fourth Proportional to 1,827,114.78, 2,519,743.02 and 1,568,903.90

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Solution

The fourth proportional to 1,827,114.78, 2,519,743.02 and 1,568,903.90 is: 2,163,648.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827,114.78 : 2,519,743.02 = 1,568,903.90 : x
  2. Step 2: Convert to fraction form
    1,827,114.78/2,519,743.02 = 1,568,903.90/x
  3. Step 3: Cross multiply
    1,827,114.78x = 2,519,743.02 × 1,568,903.90
  4. Step 4: Simplify right side
    1,827,114.78x = 3,953,234,638,477.06
  5. Step 5: Solve for x
    x = 3,953,234,638,477.06/1,827,114.78
  6. Step 6: Final answer
    x = 2,163,648.77

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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.