Home / 1,166,145.09-1,749,725.88-408,530.01

Finding the Fourth Proportional to 1,166,145.09, 1,749,725.88 and 408,530.01

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Solution

The fourth proportional to 1,166,145.09, 1,749,725.88 and 408,530.01 is: 612,973.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,166,145.09 : 1,749,725.88 = 408,530.01 : x
  2. Step 2: Convert to fraction form
    1,166,145.09/1,749,725.88 = 408,530.01/x
  3. Step 3: Cross multiply
    1,166,145.09x = 1,749,725.88 × 408,530.01
  4. Step 4: Simplify right side
    1,166,145.09x = 714,815,531,253.66
  5. Step 5: Solve for x
    x = 714,815,531,253.66/1,166,145.09
  6. Step 6: Final answer
    x = 612,973.07

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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.