Home / 1,809,085.12-2,714,021.34-546,879.94

Finding the Fourth Proportional to 1,809,085.12, 2,714,021.34 and 546,879.94

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Solution

The fourth proportional to 1,809,085.12, 2,714,021.34 and 546,879.94 is: 820,438.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,085.12 : 2,714,021.34 = 546,879.94 : x
  2. Step 2: Convert to fraction form
    1,809,085.12/2,714,021.34 = 546,879.94/x
  3. Step 3: Cross multiply
    1,809,085.12x = 2,714,021.34 × 546,879.94
  4. Step 4: Simplify right side
    1,809,085.12x = 1,484,243,818,742.07
  5. Step 5: Solve for x
    x = 1,484,243,818,742.07/1,809,085.12
  6. Step 6: Final answer
    x = 820,438.91

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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.