Home / 1,236,069.32-1,705,634.70-692,129.48

Finding the Fourth Proportional to 1,236,069.32, 1,705,634.70 and 692,129.48

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Solution

The fourth proportional to 1,236,069.32, 1,705,634.70 and 692,129.48 is: 955,059.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,069.32 : 1,705,634.70 = 692,129.48 : x
  2. Step 2: Convert to fraction form
    1,236,069.32/1,705,634.70 = 692,129.48/x
  3. Step 3: Cross multiply
    1,236,069.32x = 1,705,634.70 × 692,129.48
  4. Step 4: Simplify right side
    1,236,069.32x = 1,180,520,057,980.96
  5. Step 5: Solve for x
    x = 1,180,520,057,980.96/1,236,069.32
  6. Step 6: Final answer
    x = 955,059.75

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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.