Home / 1,167,943.41-1,611,765.84-651,687.90

Finding the Fourth Proportional to 1,167,943.41, 1,611,765.84 and 651,687.90

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Solution

The fourth proportional to 1,167,943.41, 1,611,765.84 and 651,687.90 is: 899,331.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,943.41 : 1,611,765.84 = 651,687.90 : x
  2. Step 2: Convert to fraction form
    1,167,943.41/1,611,765.84 = 651,687.90/x
  3. Step 3: Cross multiply
    1,167,943.41x = 1,611,765.84 × 651,687.90
  4. Step 4: Simplify right side
    1,167,943.41x = 1,050,368,301,605.46
  5. Step 5: Solve for x
    x = 1,050,368,301,605.46/1,167,943.41
  6. Step 6: Final answer
    x = 899,331.51

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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.