Home / 1,175,179.79-1,611,186.34-1,153,922.15

Finding the Fourth Proportional to 1,175,179.79, 1,611,186.34 and 1,153,922.15

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Solution

The fourth proportional to 1,175,179.79, 1,611,186.34 and 1,153,922.15 is: 1,582,041.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,175,179.79 : 1,611,186.34 = 1,153,922.15 : x
  2. Step 2: Convert to fraction form
    1,175,179.79/1,611,186.34 = 1,153,922.15/x
  3. Step 3: Cross multiply
    1,175,179.79x = 1,611,186.34 × 1,153,922.15
  4. Step 4: Simplify right side
    1,175,179.79x = 1,859,183,605,503.43
  5. Step 5: Solve for x
    x = 1,859,183,605,503.43/1,175,179.79
  6. Step 6: Final answer
    x = 1,582,041.85

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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.