Home / 3,110,650-4,292,697.06-1,679,866

Finding the Fourth Proportional to 3,110,650, 4,292,697.06 and 1,679,866

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Solution

The fourth proportional to 3,110,650, 4,292,697.06 and 1,679,866 is: 2,318,215.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,110,650 : 4,292,697.06 = 1,679,866 : x
  2. Step 2: Convert to fraction form
    3,110,650/4,292,697.06 = 1,679,866/x
  3. Step 3: Cross multiply
    3,110,650x = 4,292,697.06 × 1,679,866
  4. Step 4: Simplify right side
    3,110,650x = 7,211,155,839,393.96
  5. Step 5: Solve for x
    x = 7,211,155,839,393.96/3,110,650
  6. Step 6: Final answer
    x = 2,318,215.11

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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.