Home / 3,430,157.50-4,733,624.10-1,881,431.80

Finding the Fourth Proportional to 3,430,157.50, 4,733,624.10 and 1,881,431.80

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Solution

The fourth proportional to 3,430,157.50, 4,733,624.10 and 1,881,431.80 is: 2,596,379.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,430,157.50 : 4,733,624.10 = 1,881,431.80 : x
  2. Step 2: Convert to fraction form
    3,430,157.50/4,733,624.10 = 1,881,431.80/x
  3. Step 3: Cross multiply
    3,430,157.50x = 4,733,624.10 × 1,881,431.80
  4. Step 4: Simplify right side
    3,430,157.50x = 8,905,990,910,986.38
  5. Step 5: Solve for x
    x = 8,905,990,910,986.38/3,430,157.50
  6. Step 6: Final answer
    x = 2,596,379.59

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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.