Home / 4,782,567.39-7,173,858.78-1,455,165.56

Finding the Fourth Proportional to 4,782,567.39, 7,173,858.78 and 1,455,165.56

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Solution

The fourth proportional to 4,782,567.39, 7,173,858.78 and 1,455,165.56 is: 2,182,750.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,782,567.39 : 7,173,858.78 = 1,455,165.56 : x
  2. Step 2: Convert to fraction form
    4,782,567.39/7,173,858.78 = 1,455,165.56/x
  3. Step 3: Cross multiply
    4,782,567.39x = 7,173,858.78 × 1,455,165.56
  4. Step 4: Simplify right side
    4,782,567.39x = 10,439,152,193,090.32
  5. Step 5: Solve for x
    x = 10,439,152,193,090.32/4,782,567.39
  6. Step 6: Final answer
    x = 2,182,750.67

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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.