Home / 3,519,503.40-4,856,914.68-1,909,871.40

Finding the Fourth Proportional to 3,519,503.40, 4,856,914.68 and 1,909,871.40

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Solution

The fourth proportional to 3,519,503.40, 4,856,914.68 and 1,909,871.40 is: 2,635,622.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,519,503.40 : 4,856,914.68 = 1,909,871.40 : x
  2. Step 2: Convert to fraction form
    3,519,503.40/4,856,914.68 = 1,909,871.40/x
  3. Step 3: Cross multiply
    3,519,503.40x = 4,856,914.68 × 1,909,871.40
  4. Step 4: Simplify right side
    3,519,503.40x = 9,276,082,439,572.15
  5. Step 5: Solve for x
    x = 9,276,082,439,572.15/3,519,503.40
  6. Step 6: Final answer
    x = 2,635,622.53

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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.