Home / 1,449,639.18-2,173,499.01-691,597.64

Finding the Fourth Proportional to 1,449,639.18, 2,173,499.01 and 691,597.64

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Solution

The fourth proportional to 1,449,639.18, 2,173,499.01 and 691,597.64 is: 1,036,938.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,449,639.18 : 2,173,499.01 = 691,597.64 : x
  2. Step 2: Convert to fraction form
    1,449,639.18/2,173,499.01 = 691,597.64/x
  3. Step 3: Cross multiply
    1,449,639.18x = 2,173,499.01 × 691,597.64
  4. Step 4: Simplify right side
    1,449,639.18x = 1,503,186,791,292.08
  5. Step 5: Solve for x
    x = 1,503,186,791,292.08/1,449,639.18
  6. Step 6: Final answer
    x = 1,036,938.58

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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.