Home / 1,193,511.85-1,647,089.81-649,621.35

Finding the Fourth Proportional to 1,193,511.85, 1,647,089.81 and 649,621.35

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Solution

The fourth proportional to 1,193,511.85, 1,647,089.81 and 649,621.35 is: 896,501.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,511.85 : 1,647,089.81 = 649,621.35 : x
  2. Step 2: Convert to fraction form
    1,193,511.85/1,647,089.81 = 649,621.35/x
  3. Step 3: Cross multiply
    1,193,511.85x = 1,647,089.81 × 649,621.35
  4. Step 4: Simplify right side
    1,193,511.85x = 1,069,984,705,943.44
  5. Step 5: Solve for x
    x = 1,069,984,705,943.44/1,193,511.85
  6. Step 6: Final answer
    x = 896,501.12

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.