Home / 2,912,095.78-4,018,695.33-1,622,906.98

Finding the Fourth Proportional to 2,912,095.78, 4,018,695.33 and 1,622,906.98

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Solution

The fourth proportional to 2,912,095.78, 4,018,695.33 and 1,622,906.98 is: 2,239,613.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,912,095.78 : 4,018,695.33 = 1,622,906.98 : x
  2. Step 2: Convert to fraction form
    2,912,095.78/4,018,695.33 = 1,622,906.98/x
  3. Step 3: Cross multiply
    2,912,095.78x = 4,018,695.33 × 1,622,906.98
  4. Step 4: Simplify right side
    2,912,095.78x = 6,521,968,701,550.40
  5. Step 5: Solve for x
    x = 6,521,968,701,550.40/2,912,095.78
  6. Step 6: Final answer
    x = 2,239,613.39

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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.