Home / 1,391,852.03-2,087,265.92-480,802.64

Finding the Fourth Proportional to 1,391,852.03, 2,087,265.92 and 480,802.64

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Solution

The fourth proportional to 1,391,852.03, 2,087,265.92 and 480,802.64 is: 721,027.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,391,852.03 : 2,087,265.92 = 480,802.64 : x
  2. Step 2: Convert to fraction form
    1,391,852.03/2,087,265.92 = 480,802.64/x
  3. Step 3: Cross multiply
    1,391,852.03x = 2,087,265.92 × 480,802.64
  4. Step 4: Simplify right side
    1,391,852.03x = 1,003,562,951,877.69
  5. Step 5: Solve for x
    x = 1,003,562,951,877.69/1,391,852.03
  6. Step 6: Final answer
    x = 721,027.04

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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.