Home / 1,118,955.42-1,678,444.83-895,734.86

Finding the Fourth Proportional to 1,118,955.42, 1,678,444.83 and 895,734.86

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Solution

The fourth proportional to 1,118,955.42, 1,678,444.83 and 895,734.86 is: 1,343,611.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,118,955.42 : 1,678,444.83 = 895,734.86 : x
  2. Step 2: Convert to fraction form
    1,118,955.42/1,678,444.83 = 895,734.86/x
  3. Step 3: Cross multiply
    1,118,955.42x = 1,678,444.83 × 895,734.86
  4. Step 4: Simplify right side
    1,118,955.42x = 1,503,441,536,425.55
  5. Step 5: Solve for x
    x = 1,503,441,536,425.55/1,118,955.42
  6. Step 6: Final answer
    x = 1,343,611.65

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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.