Home / 1,970,590.28-2,719,183.56-1,111,099.28

Finding the Fourth Proportional to 1,970,590.28, 2,719,183.56 and 1,111,099.28

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Solution

The fourth proportional to 1,970,590.28, 2,719,183.56 and 1,111,099.28 is: 1,533,186.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,970,590.28 : 2,719,183.56 = 1,111,099.28 : x
  2. Step 2: Convert to fraction form
    1,970,590.28/2,719,183.56 = 1,111,099.28/x
  3. Step 3: Cross multiply
    1,970,590.28x = 2,719,183.56 × 1,111,099.28
  4. Step 4: Simplify right side
    1,970,590.28x = 3,021,282,895,703.84
  5. Step 5: Solve for x
    x = 3,021,282,895,703.84/1,970,590.28
  6. Step 6: Final answer
    x = 1,533,186.74

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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.