Home / 3,630,964.80-5,446,447.20-971,572.80

Finding the Fourth Proportional to 3,630,964.80, 5,446,447.20 and 971,572.80

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Solution

The fourth proportional to 3,630,964.80, 5,446,447.20 and 971,572.80 is: 1,457,359.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,630,964.80 : 5,446,447.20 = 971,572.80 : x
  2. Step 2: Convert to fraction form
    3,630,964.80/5,446,447.20 = 971,572.80/x
  3. Step 3: Cross multiply
    3,630,964.80x = 5,446,447.20 × 971,572.80
  4. Step 4: Simplify right side
    3,630,964.80x = 5,291,619,956,156.16
  5. Step 5: Solve for x
    x = 5,291,619,956,156.16/3,630,964.80
  6. Step 6: Final answer
    x = 1,457,359.20

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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.