Home / 1,448,586.87-1,999,145.39-836,765.39

Finding the Fourth Proportional to 1,448,586.87, 1,999,145.39 and 836,765.39

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Solution

The fourth proportional to 1,448,586.87, 1,999,145.39 and 836,765.39 is: 1,154,791.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,448,586.87 : 1,999,145.39 = 836,765.39 : x
  2. Step 2: Convert to fraction form
    1,448,586.87/1,999,145.39 = 836,765.39/x
  3. Step 3: Cross multiply
    1,448,586.87x = 1,999,145.39 × 836,765.39
  4. Step 4: Simplify right side
    1,448,586.87x = 1,672,815,657,750.50
  5. Step 5: Solve for x
    x = 1,672,815,657,750.50/1,448,586.87
  6. Step 6: Final answer
    x = 1,154,791.40

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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.