Home / 1,518,814.80-2,278,805.40-1,494,903.60

Finding the Fourth Proportional to 1,518,814.80, 2,278,805.40 and 1,494,903.60

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Solution

The fourth proportional to 1,518,814.80, 2,278,805.40 and 1,494,903.60 is: 2,242,929.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,518,814.80 : 2,278,805.40 = 1,494,903.60 : x
  2. Step 2: Convert to fraction form
    1,518,814.80/2,278,805.40 = 1,494,903.60/x
  3. Step 3: Cross multiply
    1,518,814.80x = 2,278,805.40 × 1,494,903.60
  4. Step 4: Simplify right side
    1,518,814.80x = 3,406,594,396,159.44
  5. Step 5: Solve for x
    x = 3,406,594,396,159.44/1,518,814.80
  6. Step 6: Final answer
    x = 2,242,929.42

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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.