Home / 2,263,628.91-3,395,365.40-644,407.70

Finding the Fourth Proportional to 2,263,628.91, 3,395,365.40 and 644,407.70

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Solution

The fourth proportional to 2,263,628.91, 3,395,365.40 and 644,407.70 is: 966,589.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,263,628.91 : 3,395,365.40 = 644,407.70 : x
  2. Step 2: Convert to fraction form
    2,263,628.91/3,395,365.40 = 644,407.70/x
  3. Step 3: Cross multiply
    2,263,628.91x = 3,395,365.40 × 644,407.70
  4. Step 4: Simplify right side
    2,263,628.91x = 2,187,999,592,707.77
  5. Step 5: Solve for x
    x = 2,187,999,592,707.77/2,263,628.91
  6. Step 6: Final answer
    x = 966,589.35

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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.