Home / 3,280,673.20-4,921,009.80-1,483,615.30

Finding the Fourth Proportional to 3,280,673.20, 4,921,009.80 and 1,483,615.30

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Solution

The fourth proportional to 3,280,673.20, 4,921,009.80 and 1,483,615.30 is: 2,225,422.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,280,673.20 : 4,921,009.80 = 1,483,615.30 : x
  2. Step 2: Convert to fraction form
    3,280,673.20/4,921,009.80 = 1,483,615.30/x
  3. Step 3: Cross multiply
    3,280,673.20x = 4,921,009.80 × 1,483,615.30
  4. Step 4: Simplify right side
    3,280,673.20x = 7,300,885,430,729.94
  5. Step 5: Solve for x
    x = 7,300,885,430,729.94/3,280,673.20
  6. Step 6: Final answer
    x = 2,225,422.95

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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.