Home / 2,299,638.45-3,449,962.58-680,280.51

Finding the Fourth Proportional to 2,299,638.45, 3,449,962.58 and 680,280.51

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Solution

The fourth proportional to 2,299,638.45, 3,449,962.58 and 680,280.51 is: 1,020,570.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,299,638.45 : 3,449,962.58 = 680,280.51 : x
  2. Step 2: Convert to fraction form
    2,299,638.45/3,449,962.58 = 680,280.51/x
  3. Step 3: Cross multiply
    2,299,638.45x = 3,449,962.58 × 680,280.51
  4. Step 4: Simplify right side
    2,299,638.45x = 2,346,942,300,001.91
  5. Step 5: Solve for x
    x = 2,346,942,300,001.91/2,299,638.45
  6. Step 6: Final answer
    x = 1,020,570.12

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.