Home / 2,825,862.80-4,238,794.20-2,516,205.20

Finding the Fourth Proportional to 2,825,862.80, 4,238,794.20 and 2,516,205.20

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Solution

The fourth proportional to 2,825,862.80, 4,238,794.20 and 2,516,205.20 is: 3,774,307.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,825,862.80 : 4,238,794.20 = 2,516,205.20 : x
  2. Step 2: Convert to fraction form
    2,825,862.80/4,238,794.20 = 2,516,205.20/x
  3. Step 3: Cross multiply
    2,825,862.80x = 4,238,794.20 × 2,516,205.20
  4. Step 4: Simplify right side
    2,825,862.80x = 10,665,676,007,769.84
  5. Step 5: Solve for x
    x = 10,665,676,007,769.84/2,825,862.80
  6. Step 6: Final answer
    x = 3,774,307.80

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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.