Home / 2,971,330.88-4,458,516.35-1,415,118.38

Finding the Fourth Proportional to 2,971,330.88, 4,458,516.35 and 1,415,118.38

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Solution

The fourth proportional to 2,971,330.88, 4,458,516.35 and 1,415,118.38 is: 2,123,401.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,971,330.88 : 4,458,516.35 = 1,415,118.38 : x
  2. Step 2: Convert to fraction form
    2,971,330.88/4,458,516.35 = 1,415,118.38/x
  3. Step 3: Cross multiply
    2,971,330.88x = 4,458,516.35 × 1,415,118.38
  4. Step 4: Simplify right side
    2,971,330.88x = 6,309,328,405,047.34
  5. Step 5: Solve for x
    x = 6,309,328,405,047.34/2,971,330.88
  6. Step 6: Final answer
    x = 2,123,401.49

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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.