Home / 1,105,104.60-1,657,656.90-825,168.60

Finding the Fourth Proportional to 1,105,104.60, 1,657,656.90 and 825,168.60

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Solution

The fourth proportional to 1,105,104.60, 1,657,656.90 and 825,168.60 is: 1,237,752.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,105,104.60 : 1,657,656.90 = 825,168.60 : x
  2. Step 2: Convert to fraction form
    1,105,104.60/1,657,656.90 = 825,168.60/x
  3. Step 3: Cross multiply
    1,105,104.60x = 1,657,656.90 × 825,168.60
  4. Step 4: Simplify right side
    1,105,104.60x = 1,367,846,423,453.34
  5. Step 5: Solve for x
    x = 1,367,846,423,453.34/1,105,104.60
  6. Step 6: Final answer
    x = 1,237,752.90

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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.