Home / 1,778,325.40-2,659,614.90-1,494,890.20

Finding the Fourth Proportional to 1,778,325.40, 2,659,614.90 and 1,494,890.20

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Solution

The fourth proportional to 1,778,325.40, 2,659,614.90 and 1,494,890.20 is: 2,235,716.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,778,325.40 : 2,659,614.90 = 1,494,890.20 : x
  2. Step 2: Convert to fraction form
    1,778,325.40/2,659,614.90 = 1,494,890.20/x
  3. Step 3: Cross multiply
    1,778,325.40x = 2,659,614.90 × 1,494,890.20
  4. Step 4: Simplify right side
    1,778,325.40x = 3,975,832,249,783.98
  5. Step 5: Solve for x
    x = 3,975,832,249,783.98/1,778,325.40
  6. Step 6: Final answer
    x = 2,235,716.96

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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.