Home / 3,980,267.12-5,492,389.16-2,326,800.80

Finding the Fourth Proportional to 3,980,267.12, 5,492,389.16 and 2,326,800.80

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Solution

The fourth proportional to 3,980,267.12, 5,492,389.16 and 2,326,800.80 is: 3,210,763.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,980,267.12 : 5,492,389.16 = 2,326,800.80 : x
  2. Step 2: Convert to fraction form
    3,980,267.12/5,492,389.16 = 2,326,800.80/x
  3. Step 3: Cross multiply
    3,980,267.12x = 5,492,389.16 × 2,326,800.80
  4. Step 4: Simplify right side
    3,980,267.12x = 12,779,695,491,399.33
  5. Step 5: Solve for x
    x = 12,779,695,491,399.33/3,980,267.12
  6. Step 6: Final answer
    x = 3,210,763.27

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.