Home / 2,816,897.32-3,886,960.98-1,670,753.80

Finding the Fourth Proportional to 2,816,897.32, 3,886,960.98 and 1,670,753.80

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Solution

The fourth proportional to 2,816,897.32, 3,886,960.98 and 1,670,753.80 is: 2,305,428.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,816,897.32 : 3,886,960.98 = 1,670,753.80 : x
  2. Step 2: Convert to fraction form
    2,816,897.32/3,886,960.98 = 1,670,753.80/x
  3. Step 3: Cross multiply
    2,816,897.32x = 3,886,960.98 × 1,670,753.80
  4. Step 4: Simplify right side
    2,816,897.32x = 6,494,154,827,786.73
  5. Step 5: Solve for x
    x = 6,494,154,827,786.73/2,816,897.32
  6. Step 6: Final answer
    x = 2,305,428.31

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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.