Home / 1,267,319.52-1,896,449.76-1,100,801.88

Finding the Fourth Proportional to 1,267,319.52, 1,896,449.76 and 1,100,801.88

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Solution

The fourth proportional to 1,267,319.52, 1,896,449.76 and 1,100,801.88 is: 1,647,268.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,267,319.52 : 1,896,449.76 = 1,100,801.88 : x
  2. Step 2: Convert to fraction form
    1,267,319.52/1,896,449.76 = 1,100,801.88/x
  3. Step 3: Cross multiply
    1,267,319.52x = 1,896,449.76 × 1,100,801.88
  4. Step 4: Simplify right side
    1,267,319.52x = 2,087,615,461,133.55
  5. Step 5: Solve for x
    x = 2,087,615,461,133.55/1,267,319.52
  6. Step 6: Final answer
    x = 1,647,268.45

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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.