Home / 1,481,899.85-2,045,023.91-802,836.35

Finding the Fourth Proportional to 1,481,899.85, 2,045,023.91 and 802,836.35

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Solution

The fourth proportional to 1,481,899.85, 2,045,023.91 and 802,836.35 is: 1,107,915.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,481,899.85 : 2,045,023.91 = 802,836.35 : x
  2. Step 2: Convert to fraction form
    1,481,899.85/2,045,023.91 = 802,836.35/x
  3. Step 3: Cross multiply
    1,481,899.85x = 2,045,023.91 × 802,836.35
  4. Step 4: Simplify right side
    1,481,899.85x = 1,641,819,531,567.13
  5. Step 5: Solve for x
    x = 1,641,819,531,567.13/1,481,899.85
  6. Step 6: Final answer
    x = 1,107,915.31

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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.