Home / 3,686,129.58-5,525,200.36-1,886,545.69

Finding the Fourth Proportional to 3,686,129.58, 5,525,200.36 and 1,886,545.69

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Solution

The fourth proportional to 3,686,129.58, 5,525,200.36 and 1,886,545.69 is: 2,827,774.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,686,129.58 : 5,525,200.36 = 1,886,545.69 : x
  2. Step 2: Convert to fraction form
    3,686,129.58/5,525,200.36 = 1,886,545.69/x
  3. Step 3: Cross multiply
    3,686,129.58x = 5,525,200.36 × 1,886,545.69
  4. Step 4: Simplify right side
    3,686,129.58x = 10,423,542,925,544.45
  5. Step 5: Solve for x
    x = 10,423,542,925,544.45/3,686,129.58
  6. Step 6: Final answer
    x = 2,827,774.42

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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.