Home / 2,805,264.84-3,869,470.26-1,945,511.40

Finding the Fourth Proportional to 2,805,264.84, 3,869,470.26 and 1,945,511.40

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Solution

The fourth proportional to 2,805,264.84, 3,869,470.26 and 1,945,511.40 is: 2,683,560.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,805,264.84 : 3,869,470.26 = 1,945,511.40 : x
  2. Step 2: Convert to fraction form
    2,805,264.84/3,869,470.26 = 1,945,511.40/x
  3. Step 3: Cross multiply
    2,805,264.84x = 3,869,470.26 × 1,945,511.40
  4. Step 4: Simplify right side
    2,805,264.84x = 7,528,098,502,790.96
  5. Step 5: Solve for x
    x = 7,528,098,502,790.96/2,805,264.84
  6. Step 6: Final answer
    x = 2,683,560.71

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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.