Home / 1,643,087.53-2,464,604.64-632,429.05

Finding the Fourth Proportional to 1,643,087.53, 2,464,604.64 and 632,429.05

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Solution

The fourth proportional to 1,643,087.53, 2,464,604.64 and 632,429.05 is: 948,633.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,643,087.53 : 2,464,604.64 = 632,429.05 : x
  2. Step 2: Convert to fraction form
    1,643,087.53/2,464,604.64 = 632,429.05/x
  3. Step 3: Cross multiply
    1,643,087.53x = 2,464,604.64 × 632,429.05
  4. Step 4: Simplify right side
    1,643,087.53x = 1,558,687,571,100.79
  5. Step 5: Solve for x
    x = 1,558,687,571,100.79/1,643,087.53
  6. Step 6: Final answer
    x = 948,633.32

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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.