Home / 1,174,516.30-1,620,966.95-658,409.59

Finding the Fourth Proportional to 1,174,516.30, 1,620,966.95 and 658,409.59

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Solution

The fourth proportional to 1,174,516.30, 1,620,966.95 and 658,409.59 is: 908,680.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,516.30 : 1,620,966.95 = 658,409.59 : x
  2. Step 2: Convert to fraction form
    1,174,516.30/1,620,966.95 = 658,409.59/x
  3. Step 3: Cross multiply
    1,174,516.30x = 1,620,966.95 × 658,409.59
  4. Step 4: Simplify right side
    1,174,516.30x = 1,067,260,184,953.05
  5. Step 5: Solve for x
    x = 1,067,260,184,953.05/1,174,516.30
  6. Step 6: Final answer
    x = 908,680.61

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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.