Home / 1,049,740.77-1,448,143.34-619,732.83

Finding the Fourth Proportional to 1,049,740.77, 1,448,143.34 and 619,732.83

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Solution

The fourth proportional to 1,049,740.77, 1,448,143.34 and 619,732.83 is: 854,936.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,049,740.77 : 1,448,143.34 = 619,732.83 : x
  2. Step 2: Convert to fraction form
    1,049,740.77/1,448,143.34 = 619,732.83/x
  3. Step 3: Cross multiply
    1,049,740.77x = 1,448,143.34 × 619,732.83
  4. Step 4: Simplify right side
    1,049,740.77x = 897,461,967,245.19
  5. Step 5: Solve for x
    x = 897,461,967,245.19/1,049,740.77
  6. Step 6: Final answer
    x = 854,936.75

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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.