Home / 4,383,038.20-6,571,446.90-1,686,321.40

Finding the Fourth Proportional to 4,383,038.20, 6,571,446.90 and 1,686,321.40

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Solution

The fourth proportional to 4,383,038.20, 6,571,446.90 and 1,686,321.40 is: 2,528,285.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,383,038.20 : 6,571,446.90 = 1,686,321.40 : x
  2. Step 2: Convert to fraction form
    4,383,038.20/6,571,446.90 = 1,686,321.40/x
  3. Step 3: Cross multiply
    4,383,038.20x = 6,571,446.90 × 1,686,321.40
  4. Step 4: Simplify right side
    4,383,038.20x = 11,081,571,536,433.66
  5. Step 5: Solve for x
    x = 11,081,571,536,433.66/4,383,038.20
  6. Step 6: Final answer
    x = 2,528,285.41

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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.