Home / 1,213,357.37-1,674,468.23-669,528.19

Finding the Fourth Proportional to 1,213,357.37, 1,674,468.23 and 669,528.19

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Solution

The fourth proportional to 1,213,357.37, 1,674,468.23 and 669,528.19 is: 923,968.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,213,357.37 : 1,674,468.23 = 669,528.19 : x
  2. Step 2: Convert to fraction form
    1,213,357.37/1,674,468.23 = 669,528.19/x
  3. Step 3: Cross multiply
    1,213,357.37x = 1,674,468.23 × 669,528.19
  4. Step 4: Simplify right side
    1,213,357.37x = 1,121,103,679,896.76
  5. Step 5: Solve for x
    x = 1,121,103,679,896.76/1,213,357.37
  6. Step 6: Final answer
    x = 923,968.25

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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.