Home / 3,005,531.48-4,147,622.70-1,628,908.58

Finding the Fourth Proportional to 3,005,531.48, 4,147,622.70 and 1,628,908.58

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Solution

The fourth proportional to 3,005,531.48, 4,147,622.70 and 1,628,908.58 is: 2,247,888.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,005,531.48 : 4,147,622.70 = 1,628,908.58 : x
  2. Step 2: Convert to fraction form
    3,005,531.48/4,147,622.70 = 1,628,908.58/x
  3. Step 3: Cross multiply
    3,005,531.48x = 4,147,622.70 × 1,628,908.58
  4. Step 4: Simplify right side
    3,005,531.48x = 6,756,098,202,632.77
  5. Step 5: Solve for x
    x = 6,756,098,202,632.77/3,005,531.48
  6. Step 6: Final answer
    x = 2,247,888.02

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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.