Home / 4,084,308.12-6,126,405.99-1,390,511.88

Finding the Fourth Proportional to 4,084,308.12, 6,126,405.99 and 1,390,511.88

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Solution

The fourth proportional to 4,084,308.12, 6,126,405.99 and 1,390,511.88 is: 2,085,748.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    4,084,308.12 : 6,126,405.99 = 1,390,511.88 : x
  2. Step 2: Convert to fraction form
    4,084,308.12/6,126,405.99 = 1,390,511.88/x
  3. Step 3: Cross multiply
    4,084,308.12x = 6,126,405.99 × 1,390,511.88
  4. Step 4: Simplify right side
    4,084,308.12x = 8,518,840,310,798.16
  5. Step 5: Solve for x
    x = 8,518,840,310,798.16/4,084,308.12
  6. Step 6: Final answer
    x = 2,085,748.69

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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.