Home / 2,020,366.20-3,031,715.70-758,321.40

Finding the Fourth Proportional to 2,020,366.20, 3,031,715.70 and 758,321.40

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Solution

The fourth proportional to 2,020,366.20, 3,031,715.70 and 758,321.40 is: 1,137,919.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,020,366.20 : 3,031,715.70 = 758,321.40 : x
  2. Step 2: Convert to fraction form
    2,020,366.20/3,031,715.70 = 758,321.40/x
  3. Step 3: Cross multiply
    2,020,366.20x = 3,031,715.70 × 758,321.40
  4. Step 4: Simplify right side
    2,020,366.20x = 2,299,014,894,025.98
  5. Step 5: Solve for x
    x = 2,299,014,894,025.98/2,020,366.20
  6. Step 6: Final answer
    x = 1,137,919.89

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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.