Home / 1,780,804.42-2,671,517.67-783,506.50

Finding the Fourth Proportional to 1,780,804.42, 2,671,517.67 and 783,506.50

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Solution

The fourth proportional to 1,780,804.42, 2,671,517.67 and 783,506.50 is: 1,175,396.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,780,804.42 : 2,671,517.67 = 783,506.50 : x
  2. Step 2: Convert to fraction form
    1,780,804.42/2,671,517.67 = 783,506.50/x
  3. Step 3: Cross multiply
    1,780,804.42x = 2,671,517.67 × 783,506.50
  4. Step 4: Simplify right side
    1,780,804.42x = 2,093,151,459,309.86
  5. Step 5: Solve for x
    x = 2,093,151,459,309.86/1,780,804.42
  6. Step 6: Final answer
    x = 1,175,396.60

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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.