Home / 1,174,515.93-1,620,966.43-658,409.21

Finding the Fourth Proportional to 1,174,515.93, 1,620,966.43 and 658,409.21

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Solution

The fourth proportional to 1,174,515.93, 1,620,966.43 and 658,409.21 is: 908,680.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,174,515.93 : 1,620,966.43 = 658,409.21 : x
  2. Step 2: Convert to fraction form
    1,174,515.93/1,620,966.43 = 658,409.21/x
  3. Step 3: Cross multiply
    1,174,515.93x = 1,620,966.43 × 658,409.21
  4. Step 4: Simplify right side
    1,174,515.93x = 1,067,259,226,612.82
  5. Step 5: Solve for x
    x = 1,067,259,226,612.82/1,174,515.93
  6. Step 6: Final answer
    x = 908,680.08

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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.