Home / 2,415,489.90-3,333,382.99-1,383,013.53

Finding the Fourth Proportional to 2,415,489.90, 3,333,382.99 and 1,383,013.53

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Solution

The fourth proportional to 2,415,489.90, 3,333,382.99 and 1,383,013.53 is: 1,908,562.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,415,489.90 : 3,333,382.99 = 1,383,013.53 : x
  2. Step 2: Convert to fraction form
    2,415,489.90/3,333,382.99 = 1,383,013.53/x
  3. Step 3: Cross multiply
    2,415,489.90x = 3,333,382.99 × 1,383,013.53
  4. Step 4: Simplify right side
    2,415,489.90x = 4,610,113,775,841.86
  5. Step 5: Solve for x
    x = 4,610,113,775,841.86/2,415,489.90
  6. Step 6: Final answer
    x = 1,908,562.64

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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.