Home / 1,113,257.76-1,536,194.16-629,867.04

Finding the Fourth Proportional to 1,113,257.76, 1,536,194.16 and 629,867.04

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Solution

The fourth proportional to 1,113,257.76, 1,536,194.16 and 629,867.04 is: 869,159.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,113,257.76 : 1,536,194.16 = 629,867.04 : x
  2. Step 2: Convert to fraction form
    1,113,257.76/1,536,194.16 = 629,867.04/x
  3. Step 3: Cross multiply
    1,113,257.76x = 1,536,194.16 × 629,867.04
  4. Step 4: Simplify right side
    1,113,257.76x = 967,598,068,424.49
  5. Step 5: Solve for x
    x = 967,598,068,424.49/1,113,257.76
  6. Step 6: Final answer
    x = 869,159.06

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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.