Home / 2,735,456.80-4,095,812.40-1,983,431.20

Finding the Fourth Proportional to 2,735,456.80, 4,095,812.40 and 1,983,431.20

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Solution

The fourth proportional to 2,735,456.80, 4,095,812.40 and 1,983,431.20 is: 2,969,800.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,735,456.80 : 4,095,812.40 = 1,983,431.20 : x
  2. Step 2: Convert to fraction form
    2,735,456.80/4,095,812.40 = 1,983,431.20/x
  3. Step 3: Cross multiply
    2,735,456.80x = 4,095,812.40 × 1,983,431.20
  4. Step 4: Simplify right side
    2,735,456.80x = 8,123,762,103,506.88
  5. Step 5: Solve for x
    x = 8,123,762,103,506.88/2,735,456.80
  6. Step 6: Final answer
    x = 2,969,800.91

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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.