Home / 3,430,980.92-4,734,738.48-1,960,864.94

Finding the Fourth Proportional to 3,430,980.92, 4,734,738.48 and 1,960,864.94

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Solution

The fourth proportional to 3,430,980.92, 4,734,738.48 and 1,960,864.94 is: 2,705,984.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,430,980.92 : 4,734,738.48 = 1,960,864.94 : x
  2. Step 2: Convert to fraction form
    3,430,980.92/4,734,738.48 = 1,960,864.94/x
  3. Step 3: Cross multiply
    3,430,980.92x = 4,734,738.48 × 1,960,864.94
  4. Step 4: Simplify right side
    3,430,980.92x = 9,284,182,685,500.89
  5. Step 5: Solve for x
    x = 9,284,182,685,500.89/3,430,980.92
  6. Step 6: Final answer
    x = 2,705,984.94

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.