Home / 2,688,411.20-4,033,000.80-794,907.20

Finding the Fourth Proportional to 2,688,411.20, 4,033,000.80 and 794,907.20

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Solution

The fourth proportional to 2,688,411.20, 4,033,000.80 and 794,907.20 is: 1,192,474.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,688,411.20 : 4,033,000.80 = 794,907.20 : x
  2. Step 2: Convert to fraction form
    2,688,411.20/4,033,000.80 = 794,907.20/x
  3. Step 3: Cross multiply
    2,688,411.20x = 4,033,000.80 × 794,907.20
  4. Step 4: Simplify right side
    2,688,411.20x = 3,205,861,373,525.76
  5. Step 5: Solve for x
    x = 3,205,861,373,525.76/2,688,411.20
  6. Step 6: Final answer
    x = 1,192,474.34

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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.