Home / 3,690,403.40-5,533,636.80-1,558,078.40

Finding the Fourth Proportional to 3,690,403.40, 5,533,636.80 and 1,558,078.40

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Solution

The fourth proportional to 3,690,403.40, 5,533,636.80 and 1,558,078.40 is: 2,336,286.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,690,403.40 : 5,533,636.80 = 1,558,078.40 : x
  2. Step 2: Convert to fraction form
    3,690,403.40/5,533,636.80 = 1,558,078.40/x
  3. Step 3: Cross multiply
    3,690,403.40x = 5,533,636.80 × 1,558,078.40
  4. Step 4: Simplify right side
    3,690,403.40x = 8,621,839,971,525.12
  5. Step 5: Solve for x
    x = 8,621,839,971,525.12/3,690,403.40
  6. Step 6: Final answer
    x = 2,336,286.59

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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.