Home / 1,663,907.22-2,495,610.15-526,521.42

Finding the Fourth Proportional to 1,663,907.22, 2,495,610.15 and 526,521.42

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Solution

The fourth proportional to 1,663,907.22, 2,495,610.15 and 526,521.42 is: 789,702.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,663,907.22 : 2,495,610.15 = 526,521.42 : x
  2. Step 2: Convert to fraction form
    1,663,907.22/2,495,610.15 = 526,521.42/x
  3. Step 3: Cross multiply
    1,663,907.22x = 2,495,610.15 × 526,521.42
  4. Step 4: Simplify right side
    1,663,907.22x = 1,313,992,199,944.41
  5. Step 5: Solve for x
    x = 1,313,992,199,944.41/1,663,907.22
  6. Step 6: Final answer
    x = 789,702.81

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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.