Home / 1,619,084.70-2,426,553.45-1,243,244.70

Finding the Fourth Proportional to 1,619,084.70, 2,426,553.45 and 1,243,244.70

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Solution

The fourth proportional to 1,619,084.70, 2,426,553.45 and 1,243,244.70 is: 1,863,274.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,619,084.70 : 2,426,553.45 = 1,243,244.70 : x
  2. Step 2: Convert to fraction form
    1,619,084.70/2,426,553.45 = 1,243,244.70/x
  3. Step 3: Cross multiply
    1,619,084.70x = 2,426,553.45 × 1,243,244.70
  4. Step 4: Simplify right side
    1,619,084.70x = 3,016,799,715,979.22
  5. Step 5: Solve for x
    x = 3,016,799,715,979.22/1,619,084.70
  6. Step 6: Final answer
    x = 1,863,274.80

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.