Home / 1,213,455.60-1,674,901.80-704,322

Finding the Fourth Proportional to 1,213,455.60, 1,674,901.80 and 704,322

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Solution

The fourth proportional to 1,213,455.60, 1,674,901.80 and 704,322 is: 972,157.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,455.60 : 1,674,901.80 = 704,322 : x
  2. Step 2: Convert to fraction form
    1,213,455.60/1,674,901.80 = 704,322/x
  3. Step 3: Cross multiply
    1,213,455.60x = 1,674,901.80 × 704,322
  4. Step 4: Simplify right side
    1,213,455.60x = 1,179,670,185,579.60
  5. Step 5: Solve for x
    x = 1,179,670,185,579.60/1,213,455.60
  6. Step 6: Final answer
    x = 972,157.68

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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.