Home / 1,236,225.32-1,705,849.86-692,285.48

Finding the Fourth Proportional to 1,236,225.32, 1,705,849.86 and 692,285.48

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Solution

The fourth proportional to 1,236,225.32, 1,705,849.86 and 692,285.48 is: 955,274.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,225.32 : 1,705,849.86 = 692,285.48 : x
  2. Step 2: Convert to fraction form
    1,236,225.32/1,705,849.86 = 692,285.48/x
  3. Step 3: Cross multiply
    1,236,225.32x = 1,705,849.86 × 692,285.48
  4. Step 4: Simplify right side
    1,236,225.32x = 1,180,935,089,138.03
  5. Step 5: Solve for x
    x = 1,180,935,089,138.03/1,236,225.32
  6. Step 6: Final answer
    x = 955,274.96

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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.