Home / 1,786,770.23-2,678,970.53-649,397.39

Finding the Fourth Proportional to 1,786,770.23, 2,678,970.53 and 649,397.39

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Solution

The fourth proportional to 1,786,770.23, 2,678,970.53 and 649,397.39 is: 973,665.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,786,770.23 : 2,678,970.53 = 649,397.39 : x
  2. Step 2: Convert to fraction form
    1,786,770.23/2,678,970.53 = 649,397.39/x
  3. Step 3: Cross multiply
    1,786,770.23x = 2,678,970.53 × 649,397.39
  4. Step 4: Simplify right side
    1,786,770.23x = 1,739,716,458,297.56
  5. Step 5: Solve for x
    x = 1,739,716,458,297.56/1,786,770.23
  6. Step 6: Final answer
    x = 973,665.46

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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.