Home / 1,979,792.96-2,732,116.03-1,074,374.96

Finding the Fourth Proportional to 1,979,792.96, 2,732,116.03 and 1,074,374.96

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Solution

The fourth proportional to 1,979,792.96, 2,732,116.03 and 1,074,374.96 is: 1,482,638.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,979,792.96 : 2,732,116.03 = 1,074,374.96 : x
  2. Step 2: Convert to fraction form
    1,979,792.96/2,732,116.03 = 1,074,374.96/x
  3. Step 3: Cross multiply
    1,979,792.96x = 2,732,116.03 × 1,074,374.96
  4. Step 4: Simplify right side
    1,979,792.96x = 2,935,317,034,100.09
  5. Step 5: Solve for x
    x = 2,935,317,034,100.09/1,979,792.96
  6. Step 6: Final answer
    x = 1,482,638.39

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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.