Home / 4,080,312.04-6,120,246.72-1,240,202.78

Finding the Fourth Proportional to 4,080,312.04, 6,120,246.72 and 1,240,202.78

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Solution

The fourth proportional to 4,080,312.04, 6,120,246.72 and 1,240,202.78 is: 1,860,236.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,080,312.04 : 6,120,246.72 = 1,240,202.78 : x
  2. Step 2: Convert to fraction form
    4,080,312.04/6,120,246.72 = 1,240,202.78/x
  3. Step 3: Cross multiply
    4,080,312.04x = 6,120,246.72 × 1,240,202.78
  4. Step 4: Simplify right side
    4,080,312.04x = 7,590,346,996,429.88
  5. Step 5: Solve for x
    x = 7,590,346,996,429.88/4,080,312.04
  6. Step 6: Final answer
    x = 1,860,236.89

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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.