Home / 1,185,106.08-1,635,659.28-669,017.28

Finding the Fourth Proportional to 1,185,106.08, 1,635,659.28 and 669,017.28

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Solution

The fourth proportional to 1,185,106.08, 1,635,659.28 and 669,017.28 is: 923,364.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,185,106.08 : 1,635,659.28 = 669,017.28 : x
  2. Step 2: Convert to fraction form
    1,185,106.08/1,635,659.28 = 669,017.28/x
  3. Step 3: Cross multiply
    1,185,106.08x = 1,635,659.28 × 669,017.28
  4. Step 4: Simplify right side
    1,185,106.08x = 1,094,284,322,512.36
  5. Step 5: Solve for x
    x = 1,094,284,322,512.36/1,185,106.08
  6. Step 6: Final answer
    x = 923,364.03

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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.