Home / 1,101,156.84-1,519,666.26-617,753.30

Finding the Fourth Proportional to 1,101,156.84, 1,519,666.26 and 617,753.30

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Solution

The fourth proportional to 1,101,156.84, 1,519,666.26 and 617,753.30 is: 852,538.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,101,156.84 : 1,519,666.26 = 617,753.30 : x
  2. Step 2: Convert to fraction form
    1,101,156.84/1,519,666.26 = 617,753.30/x
  3. Step 3: Cross multiply
    1,101,156.84x = 1,519,666.26 × 617,753.30
  4. Step 4: Simplify right side
    1,101,156.84x = 938,778,847,013.66
  5. Step 5: Solve for x
    x = 938,778,847,013.66/1,101,156.84
  6. Step 6: Final answer
    x = 852,538.72

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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.