Home / 1,100,840.55-1,518,514.79-692,294.37

Finding the Fourth Proportional to 1,100,840.55, 1,518,514.79 and 692,294.37

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Solution

The fourth proportional to 1,100,840.55, 1,518,514.79 and 692,294.37 is: 954,960.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,840.55 : 1,518,514.79 = 692,294.37 : x
  2. Step 2: Convert to fraction form
    1,100,840.55/1,518,514.79 = 692,294.37/x
  3. Step 3: Cross multiply
    1,100,840.55x = 1,518,514.79 × 692,294.37
  4. Step 4: Simplify right side
    1,100,840.55x = 1,051,259,236,417.26
  5. Step 5: Solve for x
    x = 1,051,259,236,417.26/1,100,840.55
  6. Step 6: Final answer
    x = 954,960.49

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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.