Home / 1,342,908.24-1,853,461.80-769,952.40

Finding the Fourth Proportional to 1,342,908.24, 1,853,461.80 and 769,952.40

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Solution

The fourth proportional to 1,342,908.24, 1,853,461.80 and 769,952.40 is: 1,062,676.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,908.24 : 1,853,461.80 = 769,952.40 : x
  2. Step 2: Convert to fraction form
    1,342,908.24/1,853,461.80 = 769,952.40/x
  3. Step 3: Cross multiply
    1,342,908.24x = 1,853,461.80 × 769,952.40
  4. Step 4: Simplify right side
    1,342,908.24x = 1,427,077,361,218.32
  5. Step 5: Solve for x
    x = 1,427,077,361,218.32/1,342,908.24
  6. Step 6: Final answer
    x = 1,062,676.75

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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.