Home / 4,388,453.83-6,580,313.88-1,990,990.36

Finding the Fourth Proportional to 4,388,453.83, 6,580,313.88 and 1,990,990.36

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Solution

The fourth proportional to 4,388,453.83, 6,580,313.88 and 1,990,990.36 is: 2,985,411.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,388,453.83 : 6,580,313.88 = 1,990,990.36 : x
  2. Step 2: Convert to fraction form
    4,388,453.83/6,580,313.88 = 1,990,990.36/x
  3. Step 3: Cross multiply
    4,388,453.83x = 6,580,313.88 × 1,990,990.36
  4. Step 4: Simplify right side
    4,388,453.83x = 13,101,341,500,854.20
  5. Step 5: Solve for x
    x = 13,101,341,500,854.20/4,388,453.83
  6. Step 6: Final answer
    x = 2,985,411.72

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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.