Home / 1,706,196.80-2,560,178.40-696,059.20

Finding the Fourth Proportional to 1,706,196.80, 2,560,178.40 and 696,059.20

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Solution

The fourth proportional to 1,706,196.80, 2,560,178.40 and 696,059.20 is: 1,044,449.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,706,196.80 : 2,560,178.40 = 696,059.20 : x
  2. Step 2: Convert to fraction form
    1,706,196.80/2,560,178.40 = 696,059.20/x
  3. Step 3: Cross multiply
    1,706,196.80x = 2,560,178.40 × 696,059.20
  4. Step 4: Simplify right side
    1,706,196.80x = 1,782,035,728,961.28
  5. Step 5: Solve for x
    x = 1,782,035,728,961.28/1,706,196.80
  6. Step 6: Final answer
    x = 1,044,449.11

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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.