Home / 2,077,212.10-3,115,234.95-657,703.30

Finding the Fourth Proportional to 2,077,212.10, 3,115,234.95 and 657,703.30

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Solution

The fourth proportional to 2,077,212.10, 3,115,234.95 and 657,703.30 is: 986,370.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,077,212.10 : 3,115,234.95 = 657,703.30 : x
  2. Step 2: Convert to fraction form
    2,077,212.10/3,115,234.95 = 657,703.30/x
  3. Step 3: Cross multiply
    2,077,212.10x = 3,115,234.95 × 657,703.30
  4. Step 4: Simplify right side
    2,077,212.10x = 2,048,900,306,890.34
  5. Step 5: Solve for x
    x = 2,048,900,306,890.34/2,077,212.10
  6. Step 6: Final answer
    x = 986,370.29

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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.