Home / 1,755,077-2,632,615.53-425,381

Finding the Fourth Proportional to 1,755,077, 2,632,615.53 and 425,381

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Solution

The fourth proportional to 1,755,077, 2,632,615.53 and 425,381 is: 638,071.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,755,077 : 2,632,615.53 = 425,381 : x
  2. Step 2: Convert to fraction form
    1,755,077/2,632,615.53 = 425,381/x
  3. Step 3: Cross multiply
    1,755,077x = 2,632,615.53 × 425,381
  4. Step 4: Simplify right side
    1,755,077x = 1,119,864,626,766.93
  5. Step 5: Solve for x
    x = 1,119,864,626,766.93/1,755,077
  6. Step 6: Final answer
    x = 638,071.51

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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.