Home / 2,145,234.16-2,960,102.28-1,227,317.50

Finding the Fourth Proportional to 2,145,234.16, 2,960,102.28 and 1,227,317.50

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Solution

The fourth proportional to 2,145,234.16, 2,960,102.28 and 1,227,317.50 is: 1,693,514.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,145,234.16 : 2,960,102.28 = 1,227,317.50 : x
  2. Step 2: Convert to fraction form
    2,145,234.16/2,960,102.28 = 1,227,317.50/x
  3. Step 3: Cross multiply
    2,145,234.16x = 2,960,102.28 × 1,227,317.50
  4. Step 4: Simplify right side
    2,145,234.16x = 3,632,985,330,033.90
  5. Step 5: Solve for x
    x = 3,632,985,330,033.90/2,145,234.16
  6. Step 6: Final answer
    x = 1,693,514.58

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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.