Home / 1,365,987.80-2,049,080.72-524,539.55

Finding the Fourth Proportional to 1,365,987.80, 2,049,080.72 and 524,539.55

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Solution

The fourth proportional to 1,365,987.80, 2,049,080.72 and 524,539.55 is: 786,847.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,365,987.80 : 2,049,080.72 = 524,539.55 : x
  2. Step 2: Convert to fraction form
    1,365,987.80/2,049,080.72 = 524,539.55/x
  3. Step 3: Cross multiply
    1,365,987.80x = 2,049,080.72 × 524,539.55
  4. Step 4: Simplify right side
    1,365,987.80x = 1,074,823,865,914.37
  5. Step 5: Solve for x
    x = 1,074,823,865,914.37/1,365,987.80
  6. Step 6: Final answer
    x = 786,847.34

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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.