Home / 3,840,447.60-5,299,741.44-2,121,552

Finding the Fourth Proportional to 3,840,447.60, 5,299,741.44 and 2,121,552

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Solution

The fourth proportional to 3,840,447.60, 5,299,741.44 and 2,121,552 is: 2,927,699.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,840,447.60 : 5,299,741.44 = 2,121,552 : x
  2. Step 2: Convert to fraction form
    3,840,447.60/5,299,741.44 = 2,121,552/x
  3. Step 3: Cross multiply
    3,840,447.60x = 5,299,741.44 × 2,121,552
  4. Step 4: Simplify right side
    3,840,447.60x = 11,243,677,051,514.88
  5. Step 5: Solve for x
    x = 11,243,677,051,514.88/3,840,447.60
  6. Step 6: Final answer
    x = 2,927,699.64

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1.5x scale

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.