Home / 1,581,083.02-2,181,895.30-855,930.72

Finding the Fourth Proportional to 1,581,083.02, 2,181,895.30 and 855,930.72

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Solution

The fourth proportional to 1,581,083.02, 2,181,895.30 and 855,930.72 is: 1,181,184.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,581,083.02 : 2,181,895.30 = 855,930.72 : x
  2. Step 2: Convert to fraction form
    1,581,083.02/2,181,895.30 = 855,930.72/x
  3. Step 3: Cross multiply
    1,581,083.02x = 2,181,895.30 × 855,930.72
  4. Step 4: Simplify right side
    1,581,083.02x = 1,867,551,224,345.64
  5. Step 5: Solve for x
    x = 1,867,551,224,345.64/1,581,083.02
  6. Step 6: Final answer
    x = 1,181,184.80

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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.