Home / 1,433,370.84-1,978,052.10-788,791.05

Finding the Fourth Proportional to 1,433,370.84, 1,978,052.10 and 788,791.05

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Solution

The fourth proportional to 1,433,370.84, 1,978,052.10 and 788,791.05 is: 1,088,531.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,433,370.84 : 1,978,052.10 = 788,791.05 : x
  2. Step 2: Convert to fraction form
    1,433,370.84/1,978,052.10 = 788,791.05/x
  3. Step 3: Cross multiply
    1,433,370.84x = 1,978,052.10 × 788,791.05
  4. Step 4: Simplify right side
    1,433,370.84x = 1,560,269,792,913.71
  5. Step 5: Solve for x
    x = 1,560,269,792,913.71/1,433,370.84
  6. Step 6: Final answer
    x = 1,088,531.84

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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.