Home / 1,923,077.70-2,884,616.55-1,081,520.10

Finding the Fourth Proportional to 1,923,077.70, 2,884,616.55 and 1,081,520.10

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Solution

The fourth proportional to 1,923,077.70, 2,884,616.55 and 1,081,520.10 is: 1,622,280.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,923,077.70 : 2,884,616.55 = 1,081,520.10 : x
  2. Step 2: Convert to fraction form
    1,923,077.70/2,884,616.55 = 1,081,520.10/x
  3. Step 3: Cross multiply
    1,923,077.70x = 2,884,616.55 × 1,081,520.10
  4. Step 4: Simplify right side
    1,923,077.70x = 3,119,770,779,617.66
  5. Step 5: Solve for x
    x = 3,119,770,779,617.66/1,923,077.70
  6. Step 6: Final answer
    x = 1,622,280.15

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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.