Home / 2,845,280.89-3,927,118.16-1,963,467.70

Finding the Fourth Proportional to 2,845,280.89, 3,927,118.16 and 1,963,467.70

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Solution

The fourth proportional to 2,845,280.89, 3,927,118.16 and 1,963,467.70 is: 2,710,020.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,845,280.89 : 3,927,118.16 = 1,963,467.70 : x
  2. Step 2: Convert to fraction form
    2,845,280.89/3,927,118.16 = 1,963,467.70/x
  3. Step 3: Cross multiply
    2,845,280.89x = 3,927,118.16 × 1,963,467.70
  4. Step 4: Simplify right side
    2,845,280.89x = 7,710,769,661,243.43
  5. Step 5: Solve for x
    x = 7,710,769,661,243.43/2,845,280.89
  6. Step 6: Final answer
    x = 2,710,020.54

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Double scale
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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.