Home / 3,557,173.86-4,908,911.67-1,925,580.78

Finding the Fourth Proportional to 3,557,173.86, 4,908,911.67 and 1,925,580.78

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Solution

The fourth proportional to 3,557,173.86, 4,908,911.67 and 1,925,580.78 is: 2,657,307.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,557,173.86 : 4,908,911.67 = 1,925,580.78 : x
  2. Step 2: Convert to fraction form
    3,557,173.86/4,908,911.67 = 1,925,580.78/x
  3. Step 3: Cross multiply
    3,557,173.86x = 4,908,911.67 × 1,925,580.78
  4. Step 4: Simplify right side
    3,557,173.86x = 9,452,505,962,469.70
  5. Step 5: Solve for x
    x = 9,452,505,962,469.70/3,557,173.86
  6. Step 6: Final answer
    x = 2,657,307.83

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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.