Home / 1,426,838.58-1,968,984.96-782,244.66

Finding the Fourth Proportional to 1,426,838.58, 1,968,984.96 and 782,244.66

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Solution

The fourth proportional to 1,426,838.58, 1,968,984.96 and 782,244.66 is: 1,079,468.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,426,838.58 : 1,968,984.96 = 782,244.66 : x
  2. Step 2: Convert to fraction form
    1,426,838.58/1,968,984.96 = 782,244.66/x
  3. Step 3: Cross multiply
    1,426,838.58x = 1,968,984.96 × 782,244.66
  4. Step 4: Simplify right side
    1,426,838.58x = 1,540,227,970,580.31
  5. Step 5: Solve for x
    x = 1,540,227,970,580.31/1,426,838.58
  6. Step 6: Final answer
    x = 1,079,468.97

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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.