Home / 1,342,770.70-1,853,047.20-730,941.06

Finding the Fourth Proportional to 1,342,770.70, 1,853,047.20 and 730,941.06

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Solution

The fourth proportional to 1,342,770.70, 1,853,047.20 and 730,941.06 is: 1,008,711.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,770.70 : 1,853,047.20 = 730,941.06 : x
  2. Step 2: Convert to fraction form
    1,342,770.70/1,853,047.20 = 730,941.06/x
  3. Step 3: Cross multiply
    1,342,770.70x = 1,853,047.20 × 730,941.06
  4. Step 4: Simplify right side
    1,342,770.70x = 1,354,468,284,598.03
  5. Step 5: Solve for x
    x = 1,354,468,284,598.03/1,342,770.70
  6. Step 6: Final answer
    x = 1,008,711.53

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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.