Home / 1,856,878.43-2,562,948.09-1,132,125.80

Finding the Fourth Proportional to 1,856,878.43, 2,562,948.09 and 1,132,125.80

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Solution

The fourth proportional to 1,856,878.43, 2,562,948.09 and 1,132,125.80 is: 1,562,611.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,878.43 : 2,562,948.09 = 1,132,125.80 : x
  2. Step 2: Convert to fraction form
    1,856,878.43/2,562,948.09 = 1,132,125.80/x
  3. Step 3: Cross multiply
    1,856,878.43x = 2,562,948.09 × 1,132,125.80
  4. Step 4: Simplify right side
    1,856,878.43x = 2,901,579,656,749.72
  5. Step 5: Solve for x
    x = 2,901,579,656,749.72/1,856,878.43
  6. Step 6: Final answer
    x = 1,562,611.54

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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.