Home / 1,845,975.90-2,768,941.57-479,628.71

Finding the Fourth Proportional to 1,845,975.90, 2,768,941.57 and 479,628.71

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Solution

The fourth proportional to 1,845,975.90, 2,768,941.57 and 479,628.71 is: 719,437.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,845,975.90 : 2,768,941.57 = 479,628.71 : x
  2. Step 2: Convert to fraction form
    1,845,975.90/2,768,941.57 = 479,628.71/x
  3. Step 3: Cross multiply
    1,845,975.90x = 2,768,941.57 × 479,628.71
  4. Step 4: Simplify right side
    1,845,975.90x = 1,328,063,873,284.47
  5. Step 5: Solve for x
    x = 1,328,063,873,284.47/1,845,975.90
  6. Step 6: Final answer
    x = 719,437.28

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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.