Home / 1,900,939.90-2,852,046.45-621,606.37

Finding the Fourth Proportional to 1,900,939.90, 2,852,046.45 and 621,606.37

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Solution

The fourth proportional to 1,900,939.90, 2,852,046.45 and 621,606.37 is: 932,617.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,900,939.90 : 2,852,046.45 = 621,606.37 : x
  2. Step 2: Convert to fraction form
    1,900,939.90/2,852,046.45 = 621,606.37/x
  3. Step 3: Cross multiply
    1,900,939.90x = 2,852,046.45 × 621,606.37
  4. Step 4: Simplify right side
    1,900,939.90x = 1,772,850,237,747.85
  5. Step 5: Solve for x
    x = 1,772,850,237,747.85/1,900,939.90
  6. Step 6: Final answer
    x = 932,617.72

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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.