Home / 1,381,521.96-1,905,770.58-951,054.76

Finding the Fourth Proportional to 1,381,521.96, 1,905,770.58 and 951,054.76

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Solution

The fourth proportional to 1,381,521.96, 1,905,770.58 and 951,054.76 is: 1,311,953.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,381,521.96 : 1,905,770.58 = 951,054.76 : x
  2. Step 2: Convert to fraction form
    1,381,521.96/1,905,770.58 = 951,054.76/x
  3. Step 3: Cross multiply
    1,381,521.96x = 1,905,770.58 × 951,054.76
  4. Step 4: Simplify right side
    1,381,521.96x = 1,812,492,181,576.96
  5. Step 5: Solve for x
    x = 1,812,492,181,576.96/1,381,521.96
  6. Step 6: Final answer
    x = 1,311,953.22

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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.