Home / 1,114,566.81-1,538,573.04-752,481.12

Finding the Fourth Proportional to 1,114,566.81, 1,538,573.04 and 752,481.12

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Solution

The fourth proportional to 1,114,566.81, 1,538,573.04 and 752,481.12 is: 1,038,741.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,114,566.81 : 1,538,573.04 = 752,481.12 : x
  2. Step 2: Convert to fraction form
    1,114,566.81/1,538,573.04 = 752,481.12/x
  3. Step 3: Cross multiply
    1,114,566.81x = 1,538,573.04 × 752,481.12
  4. Step 4: Simplify right side
    1,114,566.81x = 1,157,747,164,341.00
  5. Step 5: Solve for x
    x = 1,157,747,164,341.00/1,114,566.81
  6. Step 6: Final answer
    x = 1,038,741.83

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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.