Home / 2,153,455.34-3,230,743.73-805,723.34

Finding the Fourth Proportional to 2,153,455.34, 3,230,743.73 and 805,723.34

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Solution

The fourth proportional to 2,153,455.34, 3,230,743.73 and 805,723.34 is: 1,208,794.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,153,455.34 : 3,230,743.73 = 805,723.34 : x
  2. Step 2: Convert to fraction form
    2,153,455.34/3,230,743.73 = 805,723.34/x
  3. Step 3: Cross multiply
    2,153,455.34x = 3,230,743.73 × 805,723.34
  4. Step 4: Simplify right side
    2,153,455.34x = 2,603,085,608,637.32
  5. Step 5: Solve for x
    x = 2,603,085,608,637.32/2,153,455.34
  6. Step 6: Final answer
    x = 1,208,794.80

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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.