Home / 1,342,672.20-1,853,555.40-884,082.60

Finding the Fourth Proportional to 1,342,672.20, 1,853,555.40 and 884,082.60

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Solution

The fourth proportional to 1,342,672.20, 1,853,555.40 and 884,082.60 is: 1,220,473.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,672.20 : 1,853,555.40 = 884,082.60 : x
  2. Step 2: Convert to fraction form
    1,342,672.20/1,853,555.40 = 884,082.60/x
  3. Step 3: Cross multiply
    1,342,672.20x = 1,853,555.40 × 884,082.60
  4. Step 4: Simplify right side
    1,342,672.20x = 1,638,696,077,276.04
  5. Step 5: Solve for x
    x = 1,638,696,077,276.04/1,342,672.20
  6. Step 6: Final answer
    x = 1,220,473.68

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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.