Home / 1,545,396.01-2,318,069.37-423,465.01

Finding the Fourth Proportional to 1,545,396.01, 2,318,069.37 and 423,465.01

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Solution

The fourth proportional to 1,545,396.01, 2,318,069.37 and 423,465.01 is: 635,190.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,545,396.01 : 2,318,069.37 = 423,465.01 : x
  2. Step 2: Convert to fraction form
    1,545,396.01/2,318,069.37 = 423,465.01/x
  3. Step 3: Cross multiply
    1,545,396.01x = 2,318,069.37 × 423,465.01
  4. Step 4: Simplify right side
    1,545,396.01x = 981,621,268,947.74
  5. Step 5: Solve for x
    x = 981,621,268,947.74/1,545,396.01
  6. Step 6: Final answer
    x = 635,190.76

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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.