Home / 1,167,816.51-1,611,587.07-658,519.02

Finding the Fourth Proportional to 1,167,816.51, 1,611,587.07 and 658,519.02

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Solution

The fourth proportional to 1,167,816.51, 1,611,587.07 and 658,519.02 is: 908,756.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,167,816.51 : 1,611,587.07 = 658,519.02 : x
  2. Step 2: Convert to fraction form
    1,167,816.51/1,611,587.07 = 658,519.02/x
  3. Step 3: Cross multiply
    1,167,816.51x = 1,611,587.07 × 658,519.02
  4. Step 4: Simplify right side
    1,167,816.51x = 1,061,260,737,981.07
  5. Step 5: Solve for x
    x = 1,061,260,737,981.07/1,167,816.51
  6. Step 6: Final answer
    x = 908,756.41

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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.