Home / 1,677,406-2,516,108.95-415,233.63

Finding the Fourth Proportional to 1,677,406, 2,516,108.95 and 415,233.63

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Solution

The fourth proportional to 1,677,406, 2,516,108.95 and 415,233.63 is: 622,850.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,677,406 : 2,516,108.95 = 415,233.63 : x
  2. Step 2: Convert to fraction form
    1,677,406/2,516,108.95 = 415,233.63/x
  3. Step 3: Cross multiply
    1,677,406x = 2,516,108.95 × 415,233.63
  4. Step 4: Simplify right side
    1,677,406x = 1,044,773,052,783.99
  5. Step 5: Solve for x
    x = 1,044,773,052,783.99/1,677,406
  6. Step 6: Final answer
    x = 622,850.43

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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.