Home / 1,963,136.76-2,944,685.09-765,900.06

Finding the Fourth Proportional to 1,963,136.76, 2,944,685.09 and 765,900.06

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Solution

The fourth proportional to 1,963,136.76, 2,944,685.09 and 765,900.06 is: 1,148,842.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,963,136.76 : 2,944,685.09 = 765,900.06 : x
  2. Step 2: Convert to fraction form
    1,963,136.76/2,944,685.09 = 765,900.06/x
  3. Step 3: Cross multiply
    1,963,136.76x = 2,944,685.09 × 765,900.06
  4. Step 4: Simplify right side
    1,963,136.76x = 2,255,334,473,676.10
  5. Step 5: Solve for x
    x = 2,255,334,473,676.10/1,963,136.76
  6. Step 6: Final answer
    x = 1,148,842.26

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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.