Home / 1,100,622.56-1,518,215.48-692,077.60

Finding the Fourth Proportional to 1,100,622.56, 1,518,215.48 and 692,077.60

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Solution

The fourth proportional to 1,100,622.56, 1,518,215.48 and 692,077.60 is: 954,662.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,100,622.56 : 1,518,215.48 = 692,077.60 : x
  2. Step 2: Convert to fraction form
    1,100,622.56/1,518,215.48 = 692,077.60/x
  3. Step 3: Cross multiply
    1,100,622.56x = 1,518,215.48 × 692,077.60
  4. Step 4: Simplify right side
    1,100,622.56x = 1,050,722,925,681.25
  5. Step 5: Solve for x
    x = 1,050,722,925,681.25/1,100,622.56
  6. Step 6: Final answer
    x = 954,662.36

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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.