Home / 1,755,007.75-2,632,511.63-425,311.75

Finding the Fourth Proportional to 1,755,007.75, 2,632,511.63 and 425,311.75

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Solution

The fourth proportional to 1,755,007.75, 2,632,511.63 and 425,311.75 is: 637,967.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,007.75 : 2,632,511.63 = 425,311.75 : x
  2. Step 2: Convert to fraction form
    1,755,007.75/2,632,511.63 = 425,311.75/x
  3. Step 3: Cross multiply
    1,755,007.75x = 2,632,511.63 × 425,311.75
  4. Step 4: Simplify right side
    1,755,007.75x = 1,119,638,128,250.65
  5. Step 5: Solve for x
    x = 1,119,638,128,250.65/1,755,007.75
  6. Step 6: Final answer
    x = 637,967.63

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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.