Home / 886,203.06-1,219,881.51-772,828.98

Finding the Fourth Proportional to 886,203.06, 1,219,881.51 and 772,828.98

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Solution

The fourth proportional to 886,203.06, 1,219,881.51 and 772,828.98 is: 1,063,819.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    886,203.06 : 1,219,881.51 = 772,828.98 : x
  2. Step 2: Convert to fraction form
    886,203.06/1,219,881.51 = 772,828.98/x
  3. Step 3: Cross multiply
    886,203.06x = 1,219,881.51 × 772,828.98
  4. Step 4: Simplify right side
    886,203.06x = 942,759,783,094.16
  5. Step 5: Solve for x
    x = 942,759,783,094.16/886,203.06
  6. Step 6: Final answer
    x = 1,063,819.15

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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.