Home / 2,676,564.90-4,014,458.55-783,108.90

Finding the Fourth Proportional to 2,676,564.90, 4,014,458.55 and 783,108.90

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Solution

The fourth proportional to 2,676,564.90, 4,014,458.55 and 783,108.90 is: 1,174,549.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,676,564.90 : 4,014,458.55 = 783,108.90 : x
  2. Step 2: Convert to fraction form
    2,676,564.90/4,014,458.55 = 783,108.90/x
  3. Step 3: Cross multiply
    2,676,564.90x = 4,014,458.55 × 783,108.90
  4. Step 4: Simplify right side
    2,676,564.90x = 3,143,758,219,186.10
  5. Step 5: Solve for x
    x = 3,143,758,219,186.10/2,676,564.90
  6. Step 6: Final answer
    x = 1,174,549.59

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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.