Home / 1,930,384.36-2,895,576.54-1,771,131.88

Finding the Fourth Proportional to 1,930,384.36, 2,895,576.54 and 1,771,131.88

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Solution

The fourth proportional to 1,930,384.36, 2,895,576.54 and 1,771,131.88 is: 2,656,697.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,930,384.36 : 2,895,576.54 = 1,771,131.88 : x
  2. Step 2: Convert to fraction form
    1,930,384.36/2,895,576.54 = 1,771,131.88/x
  3. Step 3: Cross multiply
    1,930,384.36x = 2,895,576.54 × 1,771,131.88
  4. Step 4: Simplify right side
    1,930,384.36x = 5,128,447,920,974.10
  5. Step 5: Solve for x
    x = 5,128,447,920,974.10/1,930,384.36
  6. Step 6: Final answer
    x = 2,656,697.82

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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.