Home / 3,281,491.42-4,528,458.98-1,811,400.79

Finding the Fourth Proportional to 3,281,491.42, 4,528,458.98 and 1,811,400.79

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Solution

The fourth proportional to 3,281,491.42, 4,528,458.98 and 1,811,400.79 is: 2,499,733.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,281,491.42 : 4,528,458.98 = 1,811,400.79 : x
  2. Step 2: Convert to fraction form
    3,281,491.42/4,528,458.98 = 1,811,400.79/x
  3. Step 3: Cross multiply
    3,281,491.42x = 4,528,458.98 × 1,811,400.79
  4. Step 4: Simplify right side
    3,281,491.42x = 8,202,854,173,854.60
  5. Step 5: Solve for x
    x = 8,202,854,173,854.60/3,281,491.42
  6. Step 6: Final answer
    x = 2,499,733.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.