Home / 1,784,832.41-2,678,312.39-647,683.34

Finding the Fourth Proportional to 1,784,832.41, 2,678,312.39 and 647,683.34

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Solution

The fourth proportional to 1,784,832.41, 2,678,312.39 and 647,683.34 is: 971,911.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,784,832.41 : 2,678,312.39 = 647,683.34 : x
  2. Step 2: Convert to fraction form
    1,784,832.41/2,678,312.39 = 647,683.34/x
  3. Step 3: Cross multiply
    1,784,832.41x = 2,678,312.39 × 647,683.34
  4. Step 4: Simplify right side
    1,784,832.41x = 1,734,698,297,688.60
  5. Step 5: Solve for x
    x = 1,734,698,297,688.60/1,784,832.41
  6. Step 6: Final answer
    x = 971,911.03

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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.