Home / 1,143,517.17-1,714,838.31-385,154.58

Finding the Fourth Proportional to 1,143,517.17, 1,714,838.31 and 385,154.58

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Solution

The fourth proportional to 1,143,517.17, 1,714,838.31 and 385,154.58 is: 577,584.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,143,517.17 : 1,714,838.31 = 385,154.58 : x
  2. Step 2: Convert to fraction form
    1,143,517.17/1,714,838.31 = 385,154.58/x
  3. Step 3: Cross multiply
    1,143,517.17x = 1,714,838.31 × 385,154.58
  4. Step 4: Simplify right side
    1,143,517.17x = 660,477,829,055.96
  5. Step 5: Solve for x
    x = 660,477,829,055.96/1,143,517.17
  6. Step 6: Final answer
    x = 577,584.53

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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.