Home / 1,620,804.48-2,431,310.40-623,532.48

Finding the Fourth Proportional to 1,620,804.48, 2,431,310.40 and 623,532.48

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Solution

The fourth proportional to 1,620,804.48, 2,431,310.40 and 623,532.48 is: 935,338.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,804.48 : 2,431,310.40 = 623,532.48 : x
  2. Step 2: Convert to fraction form
    1,620,804.48/2,431,310.40 = 623,532.48/x
  3. Step 3: Cross multiply
    1,620,804.48x = 2,431,310.40 × 623,532.48
  4. Step 4: Simplify right side
    1,620,804.48x = 1,516,001,003,361.79
  5. Step 5: Solve for x
    x = 1,516,001,003,361.79/1,620,804.48
  6. Step 6: Final answer
    x = 935,338.61

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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.