Home / 1,916,559.45-2,874,217.23-636,823.26

Finding the Fourth Proportional to 1,916,559.45, 2,874,217.23 and 636,823.26

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Solution

The fourth proportional to 1,916,559.45, 2,874,217.23 and 636,823.26 is: 955,028.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,916,559.45 : 2,874,217.23 = 636,823.26 : x
  2. Step 2: Convert to fraction form
    1,916,559.45/2,874,217.23 = 636,823.26/x
  3. Step 3: Cross multiply
    1,916,559.45x = 2,874,217.23 × 636,823.26
  4. Step 4: Simplify right side
    1,916,559.45x = 1,830,368,386,356.77
  5. Step 5: Solve for x
    x = 1,830,368,386,356.77/1,916,559.45
  6. Step 6: Final answer
    x = 955,028.23

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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.