Home / 1,977,084.42-2,965,857.03-715,506.18

Finding the Fourth Proportional to 1,977,084.42, 2,965,857.03 and 715,506.18

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Solution

The fourth proportional to 1,977,084.42, 2,965,857.03 and 715,506.18 is: 1,073,342.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,977,084.42 : 2,965,857.03 = 715,506.18 : x
  2. Step 2: Convert to fraction form
    1,977,084.42/2,965,857.03 = 715,506.18/x
  3. Step 3: Cross multiply
    1,977,084.42x = 2,965,857.03 × 715,506.18
  4. Step 4: Simplify right side
    1,977,084.42x = 2,122,089,033,961.45
  5. Step 5: Solve for x
    x = 2,122,089,033,961.45/1,977,084.42
  6. Step 6: Final answer
    x = 1,073,342.65

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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.