Home / 1,647,820.80-2,468,620.80-846,374.40

Finding the Fourth Proportional to 1,647,820.80, 2,468,620.80 and 846,374.40

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Solution

The fourth proportional to 1,647,820.80, 2,468,620.80 and 846,374.40 is: 1,267,964.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,647,820.80 : 2,468,620.80 = 846,374.40 : x
  2. Step 2: Convert to fraction form
    1,647,820.80/2,468,620.80 = 846,374.40/x
  3. Step 3: Cross multiply
    1,647,820.80x = 2,468,620.80 × 846,374.40
  4. Step 4: Simplify right side
    1,647,820.80x = 2,089,377,448,427.52
  5. Step 5: Solve for x
    x = 2,089,377,448,427.52/1,647,820.80
  6. Step 6: Final answer
    x = 1,267,964.00

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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.