Home / 1,175,179.35-1,611,185.74-1,153,921.71

Finding the Fourth Proportional to 1,175,179.35, 1,611,185.74 and 1,153,921.71

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Solution

The fourth proportional to 1,175,179.35, 1,611,185.74 and 1,153,921.71 is: 1,582,041.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,179.35 : 1,611,185.74 = 1,153,921.71 : x
  2. Step 2: Convert to fraction form
    1,175,179.35/1,611,185.74 = 1,153,921.71/x
  3. Step 3: Cross multiply
    1,175,179.35x = 1,611,185.74 × 1,153,921.71
  4. Step 4: Simplify right side
    1,175,179.35x = 1,859,182,204,228.42
  5. Step 5: Solve for x
    x = 1,859,182,204,228.42/1,175,179.35
  6. Step 6: Final answer
    x = 1,582,041.25

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.