Home / 3,584,989.74-5,379,967.47-1,425,793.20

Finding the Fourth Proportional to 3,584,989.74, 5,379,967.47 and 1,425,793.20

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Solution

The fourth proportional to 3,584,989.74, 5,379,967.47 and 1,425,793.20 is: 2,139,677.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,584,989.74 : 5,379,967.47 = 1,425,793.20 : x
  2. Step 2: Convert to fraction form
    3,584,989.74/5,379,967.47 = 1,425,793.20/x
  3. Step 3: Cross multiply
    3,584,989.74x = 5,379,967.47 × 1,425,793.20
  4. Step 4: Simplify right side
    3,584,989.74x = 7,670,721,034,947.20
  5. Step 5: Solve for x
    x = 7,670,721,034,947.20/3,584,989.74
  6. Step 6: Final answer
    x = 2,139,677.26

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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.