Home / 2,347,574.40-3,239,481.60-1,328,918.40

Finding the Fourth Proportional to 2,347,574.40, 3,239,481.60 and 1,328,918.40

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Solution

The fourth proportional to 2,347,574.40, 3,239,481.60 and 1,328,918.40 is: 1,833,810.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,347,574.40 : 3,239,481.60 = 1,328,918.40 : x
  2. Step 2: Convert to fraction form
    2,347,574.40/3,239,481.60 = 1,328,918.40/x
  3. Step 3: Cross multiply
    2,347,574.40x = 3,239,481.60 × 1,328,918.40
  4. Step 4: Simplify right side
    2,347,574.40x = 4,305,006,704,701.44
  5. Step 5: Solve for x
    x = 4,305,006,704,701.44/2,347,574.40
  6. Step 6: Final answer
    x = 1,833,810.55

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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.