Home / 1,856,879.47-2,562,949.45-1,132,126.77

Finding the Fourth Proportional to 1,856,879.47, 2,562,949.45 and 1,132,126.77

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Solution

The fourth proportional to 1,856,879.47, 2,562,949.45 and 1,132,126.77 is: 1,562,612.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,856,879.47 : 2,562,949.45 = 1,132,126.77 : x
  2. Step 2: Convert to fraction form
    1,856,879.47/2,562,949.45 = 1,132,126.77/x
  3. Step 3: Cross multiply
    1,856,879.47x = 2,562,949.45 × 1,132,126.77
  4. Step 4: Simplify right side
    1,856,879.47x = 2,901,583,682,501.78
  5. Step 5: Solve for x
    x = 2,901,583,682,501.78/1,856,879.47
  6. Step 6: Final answer
    x = 1,562,612.83

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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.