Home / 1,078,043.52-1,615,515.12-741,464.22

Finding the Fourth Proportional to 1,078,043.52, 1,615,515.12 and 741,464.22

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Solution

The fourth proportional to 1,078,043.52, 1,615,515.12 and 741,464.22 is: 1,111,130.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,078,043.52 : 1,615,515.12 = 741,464.22 : x
  2. Step 2: Convert to fraction form
    1,078,043.52/1,615,515.12 = 741,464.22/x
  3. Step 3: Cross multiply
    1,078,043.52x = 1,615,515.12 × 741,464.22
  4. Step 4: Simplify right side
    1,078,043.52x = 1,197,846,658,349.01
  5. Step 5: Solve for x
    x = 1,197,846,658,349.01/1,078,043.52
  6. Step 6: Final answer
    x = 1,111,130.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.