Home / 4,905,709.25-7,358,002.40-1,311,756.45

Finding the Fourth Proportional to 4,905,709.25, 7,358,002.40 and 1,311,756.45

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Solution

The fourth proportional to 4,905,709.25, 7,358,002.40 and 1,311,756.45 is: 1,967,484.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,905,709.25 : 7,358,002.40 = 1,311,756.45 : x
  2. Step 2: Convert to fraction form
    4,905,709.25/7,358,002.40 = 1,311,756.45/x
  3. Step 3: Cross multiply
    4,905,709.25x = 7,358,002.40 × 1,311,756.45
  4. Step 4: Simplify right side
    4,905,709.25x = 9,651,907,100,756.70
  5. Step 5: Solve for x
    x = 9,651,907,100,756.70/4,905,709.25
  6. Step 6: Final answer
    x = 1,967,484.54

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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.