Home / 2,911,975.84-4,017,342.98-1,932,376.82

Finding the Fourth Proportional to 2,911,975.84, 4,017,342.98 and 1,932,376.82

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Solution

The fourth proportional to 2,911,975.84, 4,017,342.98 and 1,932,376.82 is: 2,665,894.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,911,975.84 : 4,017,342.98 = 1,932,376.82 : x
  2. Step 2: Convert to fraction form
    2,911,975.84/4,017,342.98 = 1,932,376.82/x
  3. Step 3: Cross multiply
    2,911,975.84x = 4,017,342.98 × 1,932,376.82
  4. Step 4: Simplify right side
    2,911,975.84x = 7,763,020,442,879.84
  5. Step 5: Solve for x
    x = 7,763,020,442,879.84/2,911,975.84
  6. Step 6: Final answer
    x = 2,665,894.53

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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.