Home / 2,575,261.35-3,862,852.72-870,602.12

Finding the Fourth Proportional to 2,575,261.35, 3,862,852.72 and 870,602.12

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Solution

The fourth proportional to 2,575,261.35, 3,862,852.72 and 870,602.12 is: 1,305,889.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,575,261.35 : 3,862,852.72 = 870,602.12 : x
  2. Step 2: Convert to fraction form
    2,575,261.35/3,862,852.72 = 870,602.12/x
  3. Step 3: Cross multiply
    2,575,261.35x = 3,862,852.72 × 870,602.12
  4. Step 4: Simplify right side
    2,575,261.35x = 3,363,007,745,789.00
  5. Step 5: Solve for x
    x = 3,363,007,745,789.00/2,575,261.35
  6. Step 6: Final answer
    x = 1,305,889.88

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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.