Home / 1,070,135.31-1,476,747.54-586,689.86

Finding the Fourth Proportional to 1,070,135.31, 1,476,747.54 and 586,689.86

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Solution

The fourth proportional to 1,070,135.31, 1,476,747.54 and 586,689.86 is: 809,610.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,070,135.31 : 1,476,747.54 = 586,689.86 : x
  2. Step 2: Convert to fraction form
    1,070,135.31/1,476,747.54 = 586,689.86/x
  3. Step 3: Cross multiply
    1,070,135.31x = 1,476,747.54 × 586,689.86
  4. Step 4: Simplify right side
    1,070,135.31x = 866,392,800,114.21
  5. Step 5: Solve for x
    x = 866,392,800,114.21/1,070,135.31
  6. Step 6: Final answer
    x = 809,610.52

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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.