Home / 1,809,416.70-2,496,818.31-1,045,453.86

Finding the Fourth Proportional to 1,809,416.70, 2,496,818.31 and 1,045,453.86

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Solution

The fourth proportional to 1,809,416.70, 2,496,818.31 and 1,045,453.86 is: 1,442,624.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,809,416.70 : 2,496,818.31 = 1,045,453.86 : x
  2. Step 2: Convert to fraction form
    1,809,416.70/2,496,818.31 = 1,045,453.86/x
  3. Step 3: Cross multiply
    1,809,416.70x = 2,496,818.31 × 1,045,453.86
  4. Step 4: Simplify right side
    1,809,416.70x = 2,610,308,339,908.18
  5. Step 5: Solve for x
    x = 2,610,308,339,908.18/1,809,416.70
  6. Step 6: Final answer
    x = 1,442,624.21

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.