Home / 1,193,509.85-1,647,087.05-649,619.35

Finding the Fourth Proportional to 1,193,509.85, 1,647,087.05 and 649,619.35

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Solution

The fourth proportional to 1,193,509.85, 1,647,087.05 and 649,619.35 is: 896,498.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,193,509.85 : 1,647,087.05 = 649,619.35 : x
  2. Step 2: Convert to fraction form
    1,193,509.85/1,647,087.05 = 649,619.35/x
  3. Step 3: Cross multiply
    1,193,509.85x = 1,647,087.05 × 649,619.35
  4. Step 4: Simplify right side
    1,193,509.85x = 1,069,979,607,330.89
  5. Step 5: Solve for x
    x = 1,069,979,607,330.89/1,193,509.85
  6. Step 6: Final answer
    x = 896,498.35

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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.