Home / 2,833,149.10-3,909,631.70-1,543,961.81

Finding the Fourth Proportional to 2,833,149.10, 3,909,631.70 and 1,543,961.81

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Solution

The fourth proportional to 2,833,149.10, 3,909,631.70 and 1,543,961.81 is: 2,130,605.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,833,149.10 : 3,909,631.70 = 1,543,961.81 : x
  2. Step 2: Convert to fraction form
    2,833,149.10/3,909,631.70 = 1,543,961.81/x
  3. Step 3: Cross multiply
    2,833,149.10x = 3,909,631.70 × 1,543,961.81
  4. Step 4: Simplify right side
    2,833,149.10x = 6,036,322,035,965.38
  5. Step 5: Solve for x
    x = 6,036,322,035,965.38/2,833,149.10
  6. Step 6: Final answer
    x = 2,130,605.14

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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.