Home / 3,210,776.40-4,814,453.88-1,080,152.40

Finding the Fourth Proportional to 3,210,776.40, 4,814,453.88 and 1,080,152.40

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Solution

The fourth proportional to 3,210,776.40, 4,814,453.88 and 1,080,152.40 is: 1,619,653.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,210,776.40 : 4,814,453.88 = 1,080,152.40 : x
  2. Step 2: Convert to fraction form
    3,210,776.40/4,814,453.88 = 1,080,152.40/x
  3. Step 3: Cross multiply
    3,210,776.40x = 4,814,453.88 × 1,080,152.40
  4. Step 4: Simplify right side
    3,210,776.40x = 5,200,343,913,171.31
  5. Step 5: Solve for x
    x = 5,200,343,913,171.31/3,210,776.40
  6. Step 6: Final answer
    x = 1,619,653.09

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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.