Home / 3,238,448.60-4,860,783.30-1,642,813.40

Finding the Fourth Proportional to 3,238,448.60, 4,860,783.30 and 1,642,813.40

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Solution

The fourth proportional to 3,238,448.60, 4,860,783.30 and 1,642,813.40 is: 2,465,797.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,238,448.60 : 4,860,783.30 = 1,642,813.40 : x
  2. Step 2: Convert to fraction form
    3,238,448.60/4,860,783.30 = 1,642,813.40/x
  3. Step 3: Cross multiply
    3,238,448.60x = 4,860,783.30 × 1,642,813.40
  4. Step 4: Simplify right side
    3,238,448.60x = 7,985,359,939,736.22
  5. Step 5: Solve for x
    x = 7,985,359,939,736.22/3,238,448.60
  6. Step 6: Final answer
    x = 2,465,797.96

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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.