Home / 1,966,273.25-2,948,696.26-686,521.44

Finding the Fourth Proportional to 1,966,273.25, 2,948,696.26 and 686,521.44

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Solution

The fourth proportional to 1,966,273.25, 2,948,696.26 and 686,521.44 is: 1,029,533.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,966,273.25 : 2,948,696.26 = 686,521.44 : x
  2. Step 2: Convert to fraction form
    1,966,273.25/2,948,696.26 = 686,521.44/x
  3. Step 3: Cross multiply
    1,966,273.25x = 2,948,696.26 × 686,521.44
  4. Step 4: Simplify right side
    1,966,273.25x = 2,024,343,199,105.21
  5. Step 5: Solve for x
    x = 2,024,343,199,105.21/1,966,273.25
  6. Step 6: Final answer
    x = 1,029,533.00

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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.