Home / 1,141,939.84-1,712,994.72-343,157.44

Finding the Fourth Proportional to 1,141,939.84, 1,712,994.72 and 343,157.44

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Solution

The fourth proportional to 1,141,939.84, 1,712,994.72 and 343,157.44 is: 514,761.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,141,939.84 : 1,712,994.72 = 343,157.44 : x
  2. Step 2: Convert to fraction form
    1,141,939.84/1,712,994.72 = 343,157.44/x
  3. Step 3: Cross multiply
    1,141,939.84x = 1,712,994.72 × 343,157.44
  4. Step 4: Simplify right side
    1,141,939.84x = 587,826,882,848.72
  5. Step 5: Solve for x
    x = 587,826,882,848.72/1,141,939.84
  6. Step 6: Final answer
    x = 514,761.69

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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.