Home / 1,273,338.87-1,909,800.71-374,570.41

Finding the Fourth Proportional to 1,273,338.87, 1,909,800.71 and 374,570.41

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Solution

The fourth proportional to 1,273,338.87, 1,909,800.71 and 374,570.41 is: 561,794.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,273,338.87 : 1,909,800.71 = 374,570.41 : x
  2. Step 2: Convert to fraction form
    1,273,338.87/1,909,800.71 = 374,570.41/x
  3. Step 3: Cross multiply
    1,273,338.87x = 1,909,800.71 × 374,570.41
  4. Step 4: Simplify right side
    1,273,338.87x = 715,354,834,962.99
  5. Step 5: Solve for x
    x = 715,354,834,962.99/1,273,338.87
  6. Step 6: Final answer
    x = 561,794.55

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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.