Home / 1,509,902.44-2,083,602.49-821,577

Finding the Fourth Proportional to 1,509,902.44, 2,083,602.49 and 821,577

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Solution

The fourth proportional to 1,509,902.44, 2,083,602.49 and 821,577 is: 1,133,742.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,509,902.44 : 2,083,602.49 = 821,577 : x
  2. Step 2: Convert to fraction form
    1,509,902.44/2,083,602.49 = 821,577/x
  3. Step 3: Cross multiply
    1,509,902.44x = 2,083,602.49 × 821,577
  4. Step 4: Simplify right side
    1,509,902.44x = 1,711,839,882,926.73
  5. Step 5: Solve for x
    x = 1,711,839,882,926.73/1,509,902.44
  6. Step 6: Final answer
    x = 1,133,742.05

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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.