Home / 4,157,776.56-6,236,888.39-1,318,110.15

Finding the Fourth Proportional to 4,157,776.56, 6,236,888.39 and 1,318,110.15

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Solution

The fourth proportional to 4,157,776.56, 6,236,888.39 and 1,318,110.15 is: 1,977,236.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,157,776.56 : 6,236,888.39 = 1,318,110.15 : x
  2. Step 2: Convert to fraction form
    4,157,776.56/6,236,888.39 = 1,318,110.15/x
  3. Step 3: Cross multiply
    4,157,776.56x = 6,236,888.39 × 1,318,110.15
  4. Step 4: Simplify right side
    4,157,776.56x = 8,220,905,863,386.99
  5. Step 5: Solve for x
    x = 8,220,905,863,386.99/4,157,776.56
  6. Step 6: Final answer
    x = 1,977,236.09

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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.