Home / 2,680,043.20-4,019,200.93-882,498.72

Finding the Fourth Proportional to 2,680,043.20, 4,019,200.93 and 882,498.72

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Solution

The fourth proportional to 2,680,043.20, 4,019,200.93 and 882,498.72 is: 1,323,463.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,680,043.20 : 4,019,200.93 = 882,498.72 : x
  2. Step 2: Convert to fraction form
    2,680,043.20/4,019,200.93 = 882,498.72/x
  3. Step 3: Cross multiply
    2,680,043.20x = 4,019,200.93 × 882,498.72
  4. Step 4: Simplify right side
    2,680,043.20x = 3,546,939,676,147.81
  5. Step 5: Solve for x
    x = 3,546,939,676,147.81/2,680,043.20
  6. Step 6: Final answer
    x = 1,323,463.62

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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.