Home / 1,274,484.75-1,758,956.91-765,219.93

Finding the Fourth Proportional to 1,274,484.75, 1,758,956.91 and 765,219.93

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Solution

The fourth proportional to 1,274,484.75, 1,758,956.91 and 765,219.93 is: 1,056,104.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,274,484.75 : 1,758,956.91 = 765,219.93 : x
  2. Step 2: Convert to fraction form
    1,274,484.75/1,758,956.91 = 765,219.93/x
  3. Step 3: Cross multiply
    1,274,484.75x = 1,758,956.91 × 765,219.93
  4. Step 4: Simplify right side
    1,274,484.75x = 1,345,988,883,543.22
  5. Step 5: Solve for x
    x = 1,345,988,883,543.22/1,274,484.75
  6. Step 6: Final answer
    x = 1,056,104.35

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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.