Home / 1,173,258.88-1,619,097.24-636,714.88

Finding the Fourth Proportional to 1,173,258.88, 1,619,097.24 and 636,714.88

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Solution

The fourth proportional to 1,173,258.88, 1,619,097.24 and 636,714.88 is: 878,666.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,173,258.88 : 1,619,097.24 = 636,714.88 : x
  2. Step 2: Convert to fraction form
    1,173,258.88/1,619,097.24 = 636,714.88/x
  3. Step 3: Cross multiply
    1,173,258.88x = 1,619,097.24 × 636,714.88
  4. Step 4: Simplify right side
    1,173,258.88x = 1,030,903,304,874.93
  5. Step 5: Solve for x
    x = 1,030,903,304,874.93/1,173,258.88
  6. Step 6: Final answer
    x = 878,666.53

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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.