Home / 2,110,752.31-2,912,840.71-1,143,882.60

Finding the Fourth Proportional to 2,110,752.31, 2,912,840.71 and 1,143,882.60

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Solution

The fourth proportional to 2,110,752.31, 2,912,840.71 and 1,143,882.60 is: 1,578,559.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,110,752.31 : 2,912,840.71 = 1,143,882.60 : x
  2. Step 2: Convert to fraction form
    2,110,752.31/2,912,840.71 = 1,143,882.60/x
  3. Step 3: Cross multiply
    2,110,752.31x = 2,912,840.71 × 1,143,882.60
  4. Step 4: Simplify right side
    2,110,752.31x = 3,331,947,784,457.03
  5. Step 5: Solve for x
    x = 3,331,947,784,457.03/2,110,752.31
  6. Step 6: Final answer
    x = 1,578,559.35

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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.