Home / 2,886,507.20-4,330,149.60-993,828.80

Finding the Fourth Proportional to 2,886,507.20, 4,330,149.60 and 993,828.80

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Solution

The fourth proportional to 2,886,507.20, 4,330,149.60 and 993,828.80 is: 1,490,877.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,886,507.20 : 4,330,149.60 = 993,828.80 : x
  2. Step 2: Convert to fraction form
    2,886,507.20/4,330,149.60 = 993,828.80/x
  3. Step 3: Cross multiply
    2,886,507.20x = 4,330,149.60 × 993,828.80
  4. Step 4: Simplify right side
    2,886,507.20x = 4,303,427,380,788.48
  5. Step 5: Solve for x
    x = 4,303,427,380,788.48/2,886,507.20
  6. Step 6: Final answer
    x = 1,490,877.06

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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.