Home / 1,548,416.25-2,136,814.43-869,367.33

Finding the Fourth Proportional to 1,548,416.25, 2,136,814.43 and 869,367.33

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Solution

The fourth proportional to 1,548,416.25, 2,136,814.43 and 869,367.33 is: 1,199,726.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,548,416.25 : 2,136,814.43 = 869,367.33 : x
  2. Step 2: Convert to fraction form
    1,548,416.25/2,136,814.43 = 869,367.33/x
  3. Step 3: Cross multiply
    1,548,416.25x = 2,136,814.43 × 869,367.33
  4. Step 4: Simplify right side
    1,548,416.25x = 1,857,676,651,367.74
  5. Step 5: Solve for x
    x = 1,857,676,651,367.74/1,548,416.25
  6. Step 6: Final answer
    x = 1,199,726.92

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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.