Home / 1,809,420.45-2,496,823.48-1,045,457.61

Finding the Fourth Proportional to 1,809,420.45, 2,496,823.48 and 1,045,457.61

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Solution

The fourth proportional to 1,809,420.45, 2,496,823.48 and 1,045,457.61 is: 1,442,629.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,420.45 : 2,496,823.48 = 1,045,457.61 : x
  2. Step 2: Convert to fraction form
    1,809,420.45/2,496,823.48 = 1,045,457.61/x
  3. Step 3: Cross multiply
    1,809,420.45x = 2,496,823.48 × 1,045,457.61
  4. Step 4: Simplify right side
    1,809,420.45x = 2,610,323,107,992.68
  5. Step 5: Solve for x
    x = 2,610,323,107,992.68/1,809,420.45
  6. Step 6: Final answer
    x = 1,442,629.38

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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.