Home / 4,170,815.47-6,256,898.25-1,291,505.59

Finding the Fourth Proportional to 4,170,815.47, 6,256,898.25 and 1,291,505.59

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Solution

The fourth proportional to 4,170,815.47, 6,256,898.25 and 1,291,505.59 is: 1,937,467.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,170,815.47 : 6,256,898.25 = 1,291,505.59 : x
  2. Step 2: Convert to fraction form
    4,170,815.47/6,256,898.25 = 1,291,505.59/x
  3. Step 3: Cross multiply
    4,170,815.47x = 6,256,898.25 × 1,291,505.59
  4. Step 4: Simplify right side
    4,170,815.47x = 8,080,819,065,936.22
  5. Step 5: Solve for x
    x = 8,080,819,065,936.22/4,170,815.47
  6. Step 6: Final answer
    x = 1,937,467.41

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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.