Home / 1,511,665.04-2,086,137.28-823,363

Finding the Fourth Proportional to 1,511,665.04, 2,086,137.28 and 823,363

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Solution

The fourth proportional to 1,511,665.04, 2,086,137.28 and 823,363 is: 1,136,262.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,511,665.04 : 2,086,137.28 = 823,363 : x
  2. Step 2: Convert to fraction form
    1,511,665.04/2,086,137.28 = 823,363/x
  3. Step 3: Cross multiply
    1,511,665.04x = 2,086,137.28 × 823,363
  4. Step 4: Simplify right side
    1,511,665.04x = 1,717,648,249,272.64
  5. Step 5: Solve for x
    x = 1,717,648,249,272.64/1,511,665.04
  6. Step 6: Final answer
    x = 1,136,262.47

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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.