Home / 3,231,855.35-4,459,990.69-1,781,602.67

Finding the Fourth Proportional to 3,231,855.35, 4,459,990.69 and 1,781,602.67

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Solution

The fourth proportional to 3,231,855.35, 4,459,990.69 and 1,781,602.67 is: 2,458,628.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,231,855.35 : 4,459,990.69 = 1,781,602.67 : x
  2. Step 2: Convert to fraction form
    3,231,855.35/4,459,990.69 = 1,781,602.67/x
  3. Step 3: Cross multiply
    3,231,855.35x = 4,459,990.69 × 1,781,602.67
  4. Step 4: Simplify right side
    3,231,855.35x = 7,945,931,328,175.11
  5. Step 5: Solve for x
    x = 7,945,931,328,175.11/3,231,855.35
  6. Step 6: Final answer
    x = 2,458,628.40

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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.