Home / 4,313,347.20-6,470,020.80-3,318,019.20

Finding the Fourth Proportional to 4,313,347.20, 6,470,020.80 and 3,318,019.20

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Solution

The fourth proportional to 4,313,347.20, 6,470,020.80 and 3,318,019.20 is: 4,977,028.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,313,347.20 : 6,470,020.80 = 3,318,019.20 : x
  2. Step 2: Convert to fraction form
    4,313,347.20/6,470,020.80 = 3,318,019.20/x
  3. Step 3: Cross multiply
    4,313,347.20x = 6,470,020.80 × 3,318,019.20
  4. Step 4: Simplify right side
    4,313,347.20x = 21,467,653,238,799.36
  5. Step 5: Solve for x
    x = 21,467,653,238,799.36/4,313,347.20
  6. Step 6: Final answer
    x = 4,977,028.80

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1.5x scale

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.