Home / 1,573,359.24-2,171,199.72-961,509.60

Finding the Fourth Proportional to 1,573,359.24, 2,171,199.72 and 961,509.60

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Solution

The fourth proportional to 1,573,359.24, 2,171,199.72 and 961,509.60 is: 1,326,861.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,573,359.24 : 2,171,199.72 = 961,509.60 : x
  2. Step 2: Convert to fraction form
    1,573,359.24/2,171,199.72 = 961,509.60/x
  3. Step 3: Cross multiply
    1,573,359.24x = 2,171,199.72 × 961,509.60
  4. Step 4: Simplify right side
    1,573,359.24x = 2,087,629,374,297.31
  5. Step 5: Solve for x
    x = 2,087,629,374,297.31/1,573,359.24
  6. Step 6: Final answer
    x = 1,326,861.23

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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.