Home / 2,155,219.83-3,234,090.11-1,196,482.77

Finding the Fourth Proportional to 2,155,219.83, 3,234,090.11 and 1,196,482.77

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Solution

The fourth proportional to 2,155,219.83, 3,234,090.11 and 1,196,482.77 is: 1,795,423.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,155,219.83 : 3,234,090.11 = 1,196,482.77 : x
  2. Step 2: Convert to fraction form
    2,155,219.83/3,234,090.11 = 1,196,482.77/x
  3. Step 3: Cross multiply
    2,155,219.83x = 3,234,090.11 × 1,196,482.77
  4. Step 4: Simplify right side
    2,155,219.83x = 3,869,533,093,242.41
  5. Step 5: Solve for x
    x = 3,869,533,093,242.41/2,155,219.83
  6. Step 6: Final answer
    x = 1,795,423.85

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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.