Home / 2,569,409.40-3,850,110.90-971,100.60

Finding the Fourth Proportional to 2,569,409.40, 3,850,110.90 and 971,100.60

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Solution

The fourth proportional to 2,569,409.40, 3,850,110.90 and 971,100.60 is: 1,455,137.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,569,409.40 : 3,850,110.90 = 971,100.60 : x
  2. Step 2: Convert to fraction form
    2,569,409.40/3,850,110.90 = 971,100.60/x
  3. Step 3: Cross multiply
    2,569,409.40x = 3,850,110.90 × 971,100.60
  4. Step 4: Simplify right side
    2,569,409.40x = 3,738,845,005,056.54
  5. Step 5: Solve for x
    x = 3,738,845,005,056.54/2,569,409.40
  6. Step 6: Final answer
    x = 1,455,137.90

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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.