Home / 1,325,978.93-1,829,371.11-867,355.04

Finding the Fourth Proportional to 1,325,978.93, 1,829,371.11 and 867,355.04

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Solution

The fourth proportional to 1,325,978.93, 1,829,371.11 and 867,355.04 is: 1,196,636.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,325,978.93 : 1,829,371.11 = 867,355.04 : x
  2. Step 2: Convert to fraction form
    1,325,978.93/1,829,371.11 = 867,355.04/x
  3. Step 3: Cross multiply
    1,325,978.93x = 1,829,371.11 × 867,355.04
  4. Step 4: Simplify right side
    1,325,978.93x = 1,586,714,252,288.89
  5. Step 5: Solve for x
    x = 1,586,714,252,288.89/1,325,978.93
  6. Step 6: Final answer
    x = 1,196,636.10

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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.