Home / 2,325,391.76-3,489,681.72-905,455.28

Finding the Fourth Proportional to 2,325,391.76, 3,489,681.72 and 905,455.28

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Solution

The fourth proportional to 2,325,391.76, 3,489,681.72 and 905,455.28 is: 1,358,803.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,325,391.76 : 3,489,681.72 = 905,455.28 : x
  2. Step 2: Convert to fraction form
    2,325,391.76/3,489,681.72 = 905,455.28/x
  3. Step 3: Cross multiply
    2,325,391.76x = 3,489,681.72 × 905,455.28
  4. Step 4: Simplify right side
    2,325,391.76x = 3,159,750,738,893.48
  5. Step 5: Solve for x
    x = 3,159,750,738,893.48/2,325,391.76
  6. Step 6: Final answer
    x = 1,358,803.62

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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.