Home / 1,051,735.19-1,577,041.52-545,786.78

Finding the Fourth Proportional to 1,051,735.19, 1,577,041.52 and 545,786.78

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Solution

The fourth proportional to 1,051,735.19, 1,577,041.52 and 545,786.78 is: 818,388.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,051,735.19 : 1,577,041.52 = 545,786.78 : x
  2. Step 2: Convert to fraction form
    1,051,735.19/1,577,041.52 = 545,786.78/x
  3. Step 3: Cross multiply
    1,051,735.19x = 1,577,041.52 × 545,786.78
  4. Step 4: Simplify right side
    1,051,735.19x = 860,728,402,512.96
  5. Step 5: Solve for x
    x = 860,728,402,512.96/1,051,735.19
  6. Step 6: Final answer
    x = 818,388.90

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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.