Home / 1,095,422.40-1,643,133.60-646,358.40

Finding the Fourth Proportional to 1,095,422.40, 1,643,133.60 and 646,358.40

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Solution

The fourth proportional to 1,095,422.40, 1,643,133.60 and 646,358.40 is: 969,537.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,095,422.40 : 1,643,133.60 = 646,358.40 : x
  2. Step 2: Convert to fraction form
    1,095,422.40/1,643,133.60 = 646,358.40/x
  3. Step 3: Cross multiply
    1,095,422.40x = 1,643,133.60 × 646,358.40
  4. Step 4: Simplify right side
    1,095,422.40x = 1,062,053,204,682.24
  5. Step 5: Solve for x
    x = 1,062,053,204,682.24/1,095,422.40
  6. Step 6: Final answer
    x = 969,537.60

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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.