Home / 1,225,204.32-1,837,806.96-383,821.44

Finding the Fourth Proportional to 1,225,204.32, 1,837,806.96 and 383,821.44

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Solution

The fourth proportional to 1,225,204.32, 1,837,806.96 and 383,821.44 is: 575,732.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,225,204.32 : 1,837,806.96 = 383,821.44 : x
  2. Step 2: Convert to fraction form
    1,225,204.32/1,837,806.96 = 383,821.44/x
  3. Step 3: Cross multiply
    1,225,204.32x = 1,837,806.96 × 383,821.44
  4. Step 4: Simplify right side
    1,225,204.32x = 705,389,713,829.22
  5. Step 5: Solve for x
    x = 705,389,713,829.22/1,225,204.32
  6. Step 6: Final answer
    x = 575,732.31

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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.