Home / 1,620,844.48-2,431,370.40-623,572.48

Finding the Fourth Proportional to 1,620,844.48, 2,431,370.40 and 623,572.48

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Solution

The fourth proportional to 1,620,844.48, 2,431,370.40 and 623,572.48 is: 935,398.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,844.48 : 2,431,370.40 = 623,572.48 : x
  2. Step 2: Convert to fraction form
    1,620,844.48/2,431,370.40 = 623,572.48/x
  3. Step 3: Cross multiply
    1,620,844.48x = 2,431,370.40 × 623,572.48
  4. Step 4: Simplify right side
    1,620,844.48x = 1,516,135,670,126.59
  5. Step 5: Solve for x
    x = 1,516,135,670,126.59/1,620,844.48
  6. Step 6: Final answer
    x = 935,398.61

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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.