Home / 1,082,671.17-1,623,268.63-549,163.45

Finding the Fourth Proportional to 1,082,671.17, 1,623,268.63 and 549,163.45

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Solution

The fourth proportional to 1,082,671.17, 1,623,268.63 and 549,163.45 is: 823,370.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,082,671.17 : 1,623,268.63 = 549,163.45 : x
  2. Step 2: Convert to fraction form
    1,082,671.17/1,623,268.63 = 549,163.45/x
  3. Step 3: Cross multiply
    1,082,671.17x = 1,623,268.63 × 549,163.45
  4. Step 4: Simplify right side
    1,082,671.17x = 891,439,801,127.57
  5. Step 5: Solve for x
    x = 891,439,801,127.57/1,082,671.17
  6. Step 6: Final answer
    x = 823,370.78

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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.