Home / 1,176,195.12-1,623,147.48-717,308.88

Finding the Fourth Proportional to 1,176,195.12, 1,623,147.48 and 717,308.88

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Solution

The fourth proportional to 1,176,195.12, 1,623,147.48 and 717,308.88 is: 989,885.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,176,195.12 : 1,623,147.48 = 717,308.88 : x
  2. Step 2: Convert to fraction form
    1,176,195.12/1,623,147.48 = 717,308.88/x
  3. Step 3: Cross multiply
    1,176,195.12x = 1,623,147.48 × 717,308.88
  4. Step 4: Simplify right side
    1,176,195.12x = 1,164,298,100,953.62
  5. Step 5: Solve for x
    x = 1,164,298,100,953.62/1,176,195.12
  6. Step 6: Final answer
    x = 989,885.17

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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.