Home / 878,847.06-1,316,120.78-793,650.43

Finding the Fourth Proportional to 878,847.06, 1,316,120.78 and 793,650.43

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Solution

The fourth proportional to 878,847.06, 1,316,120.78 and 793,650.43 is: 1,188,534.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    878,847.06 : 1,316,120.78 = 793,650.43 : x
  2. Step 2: Convert to fraction form
    878,847.06/1,316,120.78 = 793,650.43/x
  3. Step 3: Cross multiply
    878,847.06x = 1,316,120.78 × 793,650.43
  4. Step 4: Simplify right side
    878,847.06x = 1,044,539,822,978.94
  5. Step 5: Solve for x
    x = 1,044,539,822,978.94/878,847.06
  6. Step 6: Final answer
    x = 1,188,534.24

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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.