Home / 2,640,325.56-3,646,621.26-1,784,421.24

Finding the Fourth Proportional to 2,640,325.56, 3,646,621.26 and 1,784,421.24

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Solution

The fourth proportional to 2,640,325.56, 3,646,621.26 and 1,784,421.24 is: 2,464,509.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,640,325.56 : 3,646,621.26 = 1,784,421.24 : x
  2. Step 2: Convert to fraction form
    2,640,325.56/3,646,621.26 = 1,784,421.24/x
  3. Step 3: Cross multiply
    2,640,325.56x = 3,646,621.26 × 1,784,421.24
  4. Step 4: Simplify right side
    2,640,325.56x = 6,507,108,430,579.56
  5. Step 5: Solve for x
    x = 6,507,108,430,579.56/2,640,325.56
  6. Step 6: Final answer
    x = 2,464,509.88

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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.