Home / 1,686,670.56-2,531,003.76-622,453.68

Finding the Fourth Proportional to 1,686,670.56, 2,531,003.76 and 622,453.68

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Solution

The fourth proportional to 1,686,670.56, 2,531,003.76 and 622,453.68 is: 934,048.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,686,670.56 : 2,531,003.76 = 622,453.68 : x
  2. Step 2: Convert to fraction form
    1,686,670.56/2,531,003.76 = 622,453.68/x
  3. Step 3: Cross multiply
    1,686,670.56x = 2,531,003.76 × 622,453.68
  4. Step 4: Simplify right side
    1,686,670.56x = 1,575,432,604,505.84
  5. Step 5: Solve for x
    x = 1,575,432,604,505.84/1,686,670.56
  6. Step 6: Final answer
    x = 934,048.80

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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.