Home / 2,045,140.10-2,822,166.46-1,127,321.81

Finding the Fourth Proportional to 2,045,140.10, 2,822,166.46 and 1,127,321.81

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Solution

The fourth proportional to 2,045,140.10, 2,822,166.46 and 1,127,321.81 is: 1,555,634.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,045,140.10 : 2,822,166.46 = 1,127,321.81 : x
  2. Step 2: Convert to fraction form
    2,045,140.10/2,822,166.46 = 1,127,321.81/x
  3. Step 3: Cross multiply
    2,045,140.10x = 2,822,166.46 × 1,127,321.81
  4. Step 4: Simplify right side
    2,045,140.10x = 3,181,489,801,808.49
  5. Step 5: Solve for x
    x = 3,181,489,801,808.49/2,045,140.10
  6. Step 6: Final answer
    x = 1,555,634.16

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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.