Home / 1,256,578.16-1,734,085.39-683,622.43

Finding the Fourth Proportional to 1,256,578.16, 1,734,085.39 and 683,622.43

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Solution

The fourth proportional to 1,256,578.16, 1,734,085.39 and 683,622.43 is: 943,403.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,256,578.16 : 1,734,085.39 = 683,622.43 : x
  2. Step 2: Convert to fraction form
    1,256,578.16/1,734,085.39 = 683,622.43/x
  3. Step 3: Cross multiply
    1,256,578.16x = 1,734,085.39 × 683,622.43
  4. Step 4: Simplify right side
    1,256,578.16x = 1,185,459,656,050.76
  5. Step 5: Solve for x
    x = 1,185,459,656,050.76/1,256,578.16
  6. Step 6: Final answer
    x = 943,403.04

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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.