Home / 2,938,905.40-4,407,321.30-1,045,708.60

Finding the Fourth Proportional to 2,938,905.40, 4,407,321.30 and 1,045,708.60

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Solution

The fourth proportional to 2,938,905.40, 4,407,321.30 and 1,045,708.60 is: 1,568,193.99

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,938,905.40 : 4,407,321.30 = 1,045,708.60 : x
  2. Step 2: Convert to fraction form
    2,938,905.40/4,407,321.30 = 1,045,708.60/x
  3. Step 3: Cross multiply
    2,938,905.40x = 4,407,321.30 × 1,045,708.60
  4. Step 4: Simplify right side
    2,938,905.40x = 4,608,773,786,373.18
  5. Step 5: Solve for x
    x = 4,608,773,786,373.18/2,938,905.40
  6. Step 6: Final answer
    x = 1,568,193.99

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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.