Home / 2,880,108.20-4,320,162.30-2,740,140.20

Finding the Fourth Proportional to 2,880,108.20, 4,320,162.30 and 2,740,140.20

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Solution

The fourth proportional to 2,880,108.20, 4,320,162.30 and 2,740,140.20 is: 4,110,210.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,880,108.20 : 4,320,162.30 = 2,740,140.20 : x
  2. Step 2: Convert to fraction form
    2,880,108.20/4,320,162.30 = 2,740,140.20/x
  3. Step 3: Cross multiply
    2,880,108.20x = 4,320,162.30 × 2,740,140.20
  4. Step 4: Simplify right side
    2,880,108.20x = 11,837,850,388,754.46
  5. Step 5: Solve for x
    x = 11,837,850,388,754.46/2,880,108.20
  6. Step 6: Final answer
    x = 4,110,210.30

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Double scale
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1.5x scale

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.