Home / 3,896,404.40-5,845,528.20-1,237,012.40

Finding the Fourth Proportional to 3,896,404.40, 5,845,528.20 and 1,237,012.40

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Solution

The fourth proportional to 3,896,404.40, 5,845,528.20 and 1,237,012.40 is: 1,855,811.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,896,404.40 : 5,845,528.20 = 1,237,012.40 : x
  2. Step 2: Convert to fraction form
    3,896,404.40/5,845,528.20 = 1,237,012.40/x
  3. Step 3: Cross multiply
    3,896,404.40x = 5,845,528.20 × 1,237,012.40
  4. Step 4: Simplify right side
    3,896,404.40x = 7,230,990,867,949.68
  5. Step 5: Solve for x
    x = 7,230,990,867,949.68/3,896,404.40
  6. Step 6: Final answer
    x = 1,855,811.19

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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.