Home / 831,936.59-1,244,621.48-630,114.08

Finding the Fourth Proportional to 831,936.59, 1,244,621.48 and 630,114.08

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Solution

The fourth proportional to 831,936.59, 1,244,621.48 and 630,114.08 is: 942,684.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    831,936.59 : 1,244,621.48 = 630,114.08 : x
  2. Step 2: Convert to fraction form
    831,936.59/1,244,621.48 = 630,114.08/x
  3. Step 3: Cross multiply
    831,936.59x = 1,244,621.48 × 630,114.08
  4. Step 4: Simplify right side
    831,936.59x = 784,253,518,818.44
  5. Step 5: Solve for x
    x = 784,253,518,818.44/831,936.59
  6. Step 6: Final answer
    x = 942,684.25

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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.