Home / 1,199,116.66-1,654,875.34-682,892.40

Finding the Fourth Proportional to 1,199,116.66, 1,654,875.34 and 682,892.40

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Solution

The fourth proportional to 1,199,116.66, 1,654,875.34 and 682,892.40 is: 942,445.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,199,116.66 : 1,654,875.34 = 682,892.40 : x
  2. Step 2: Convert to fraction form
    1,199,116.66/1,654,875.34 = 682,892.40/x
  3. Step 3: Cross multiply
    1,199,116.66x = 1,654,875.34 × 682,892.40
  4. Step 4: Simplify right side
    1,199,116.66x = 1,130,101,792,633.42
  5. Step 5: Solve for x
    x = 1,130,101,792,633.42/1,199,116.66
  6. Step 6: Final answer
    x = 942,445.24

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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.