Home / 3,071,605.76-4,236,842.40-1,864,381.76

Finding the Fourth Proportional to 3,071,605.76, 4,236,842.40 and 1,864,381.76

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Solution

The fourth proportional to 3,071,605.76, 4,236,842.40 and 1,864,381.76 is: 2,571,648.94

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,071,605.76 : 4,236,842.40 = 1,864,381.76 : x
  2. Step 2: Convert to fraction form
    3,071,605.76/4,236,842.40 = 1,864,381.76/x
  3. Step 3: Cross multiply
    3,071,605.76x = 4,236,842.40 × 1,864,381.76
  4. Step 4: Simplify right side
    3,071,605.76x = 7,899,091,690,554.63
  5. Step 5: Solve for x
    x = 7,899,091,690,554.63/3,071,605.76
  6. Step 6: Final answer
    x = 2,571,648.94

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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.