Home / 1,051,735.07-1,577,041.33-545,786.63

Finding the Fourth Proportional to 1,051,735.07, 1,577,041.33 and 545,786.63

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Solution

The fourth proportional to 1,051,735.07, 1,577,041.33 and 545,786.63 is: 818,388.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,735.07 : 1,577,041.33 = 545,786.63 : x
  2. Step 2: Convert to fraction form
    1,051,735.07/1,577,041.33 = 545,786.63/x
  3. Step 3: Cross multiply
    1,051,735.07x = 1,577,041.33 × 545,786.63
  4. Step 4: Simplify right side
    1,051,735.07x = 860,728,072,871.42
  5. Step 5: Solve for x
    x = 860,728,072,871.42/1,051,735.07
  6. Step 6: Final answer
    x = 818,388.68

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.