Home / 3,221,343.72-4,445,457.12-1,771,063.92

Finding the Fourth Proportional to 3,221,343.72, 4,445,457.12 and 1,771,063.92

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Solution

The fourth proportional to 3,221,343.72, 4,445,457.12 and 1,771,063.92 is: 2,444,069.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,221,343.72 : 4,445,457.12 = 1,771,063.92 : x
  2. Step 2: Convert to fraction form
    3,221,343.72/4,445,457.12 = 1,771,063.92/x
  3. Step 3: Cross multiply
    3,221,343.72x = 4,445,457.12 × 1,771,063.92
  4. Step 4: Simplify right side
    3,221,343.72x = 7,873,188,713,139.11
  5. Step 5: Solve for x
    x = 7,873,188,713,139.11/3,221,343.72
  6. Step 6: Final answer
    x = 2,444,069.74

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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.