Home / 1,328,460.96-1,833,316.56-755,583.60

Finding the Fourth Proportional to 1,328,460.96, 1,833,316.56 and 755,583.60

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Solution

The fourth proportional to 1,328,460.96, 1,833,316.56 and 755,583.60 is: 1,042,728.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,328,460.96 : 1,833,316.56 = 755,583.60 : x
  2. Step 2: Convert to fraction form
    1,328,460.96/1,833,316.56 = 755,583.60/x
  3. Step 3: Cross multiply
    1,328,460.96x = 1,833,316.56 × 755,583.60
  4. Step 4: Simplify right side
    1,328,460.96x = 1,385,223,926,344.42
  5. Step 5: Solve for x
    x = 1,385,223,926,344.42/1,328,460.96
  6. Step 6: Final answer
    x = 1,042,728.37

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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.