Home / 1,177,064.34-1,765,722.26-418,973.59

Finding the Fourth Proportional to 1,177,064.34, 1,765,722.26 and 418,973.59

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Solution

The fourth proportional to 1,177,064.34, 1,765,722.26 and 418,973.59 is: 628,505.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,177,064.34 : 1,765,722.26 = 418,973.59 : x
  2. Step 2: Convert to fraction form
    1,177,064.34/1,765,722.26 = 418,973.59/x
  3. Step 3: Cross multiply
    1,177,064.34x = 1,765,722.26 × 418,973.59
  4. Step 4: Simplify right side
    1,177,064.34x = 739,790,994,215.11
  5. Step 5: Solve for x
    x = 739,790,994,215.11/1,177,064.34
  6. Step 6: Final answer
    x = 628,505.15

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.