Home / 2,983,780.76-4,475,702.40-2,388,525.82

Finding the Fourth Proportional to 2,983,780.76, 4,475,702.40 and 2,388,525.82

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Solution

The fourth proportional to 2,983,780.76, 4,475,702.40 and 2,388,525.82 is: 3,582,813.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,983,780.76 : 4,475,702.40 = 2,388,525.82 : x
  2. Step 2: Convert to fraction form
    2,983,780.76/4,475,702.40 = 2,388,525.82/x
  3. Step 3: Cross multiply
    2,983,780.76x = 4,475,702.40 × 2,388,525.82
  4. Step 4: Simplify right side
    2,983,780.76x = 10,690,330,745,035.97
  5. Step 5: Solve for x
    x = 10,690,330,745,035.97/2,983,780.76
  6. Step 6: Final answer
    x = 3,582,813.75

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.