Home / 1,236,153.89-1,705,811.16-692,164.98

Finding the Fourth Proportional to 1,236,153.89, 1,705,811.16 and 692,164.98

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Solution

The fourth proportional to 1,236,153.89, 1,705,811.16 and 692,164.98 is: 955,142.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,236,153.89 : 1,705,811.16 = 692,164.98 : x
  2. Step 2: Convert to fraction form
    1,236,153.89/1,705,811.16 = 692,164.98/x
  3. Step 3: Cross multiply
    1,236,153.89x = 1,705,811.16 × 692,164.98
  4. Step 4: Simplify right side
    1,236,153.89x = 1,180,702,747,445.18
  5. Step 5: Solve for x
    x = 1,180,702,747,445.18/1,236,153.89
  6. Step 6: Final answer
    x = 955,142.20

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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.