Home / 1,136,386.25-1,701,864.20-629,690.48

Finding the Fourth Proportional to 1,136,386.25, 1,701,864.20 and 629,690.48

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Solution

The fourth proportional to 1,136,386.25, 1,701,864.20 and 629,690.48 is: 943,031.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,386.25 : 1,701,864.20 = 629,690.48 : x
  2. Step 2: Convert to fraction form
    1,136,386.25/1,701,864.20 = 629,690.48/x
  3. Step 3: Cross multiply
    1,136,386.25x = 1,701,864.20 × 629,690.48
  4. Step 4: Simplify right side
    1,136,386.25x = 1,071,647,673,335.04
  5. Step 5: Solve for x
    x = 1,071,647,673,335.04/1,136,386.25
  6. Step 6: Final answer
    x = 943,031.19

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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.