Home / 1,678,051.18-2,517,441.27-613,091.53

Finding the Fourth Proportional to 1,678,051.18, 2,517,441.27 and 613,091.53

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Solution

The fourth proportional to 1,678,051.18, 2,517,441.27 and 613,091.53 is: 919,770.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,678,051.18 : 2,517,441.27 = 613,091.53 : x
  2. Step 2: Convert to fraction form
    1,678,051.18/2,517,441.27 = 613,091.53/x
  3. Step 3: Cross multiply
    1,678,051.18x = 2,517,441.27 × 613,091.53
  4. Step 4: Simplify right side
    1,678,051.18x = 1,543,421,924,205.79
  5. Step 5: Solve for x
    x = 1,543,421,924,205.79/1,678,051.18
  6. Step 6: Final answer
    x = 919,770.47

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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.