Home / 2,107,153.24-2,907,871.47-1,140,283.54

Finding the Fourth Proportional to 2,107,153.24, 2,907,871.47 and 1,140,283.54

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Solution

The fourth proportional to 2,107,153.24, 2,907,871.47 and 1,140,283.54 is: 1,573,591.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,107,153.24 : 2,907,871.47 = 1,140,283.54 : x
  2. Step 2: Convert to fraction form
    2,107,153.24/2,907,871.47 = 1,140,283.54/x
  3. Step 3: Cross multiply
    2,107,153.24x = 2,907,871.47 × 1,140,283.54
  4. Step 4: Simplify right side
    2,107,153.24x = 3,315,797,973,676.60
  5. Step 5: Solve for x
    x = 3,315,797,973,676.60/2,107,153.24
  6. Step 6: Final answer
    x = 1,573,591.28

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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.