Home / 976,857.82-1,348,722.06-609,894.22

Finding the Fourth Proportional to 976,857.82, 1,348,722.06 and 609,894.22

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Solution

The fourth proportional to 976,857.82, 1,348,722.06 and 609,894.22 is: 842,065.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    976,857.82 : 1,348,722.06 = 609,894.22 : x
  2. Step 2: Convert to fraction form
    976,857.82/1,348,722.06 = 609,894.22/x
  3. Step 3: Cross multiply
    976,857.82x = 1,348,722.06 × 609,894.22
  4. Step 4: Simplify right side
    976,857.82x = 822,577,788,780.49
  5. Step 5: Solve for x
    x = 822,577,788,780.49/976,857.82
  6. Step 6: Final answer
    x = 842,065.01

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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.