Home / 3,497,729.90-4,826,739.82-1,948,911.54

Finding the Fourth Proportional to 3,497,729.90, 4,826,739.82 and 1,948,911.54

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Solution

The fourth proportional to 3,497,729.90, 4,826,739.82 and 1,948,911.54 is: 2,689,426.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,497,729.90 : 4,826,739.82 = 1,948,911.54 : x
  2. Step 2: Convert to fraction form
    3,497,729.90/4,826,739.82 = 1,948,911.54/x
  3. Step 3: Cross multiply
    3,497,729.90x = 4,826,739.82 × 1,948,911.54
  4. Step 4: Simplify right side
    3,497,729.90x = 9,406,888,935,775.52
  5. Step 5: Solve for x
    x = 9,406,888,935,775.52/3,497,729.90
  6. Step 6: Final answer
    x = 2,689,426.92

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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.