Home / 1,136,205.20-1,568,531.31-706,623.74

Finding the Fourth Proportional to 1,136,205.20, 1,568,531.31 and 706,623.74

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Solution

The fourth proportional to 1,136,205.20, 1,568,531.31 and 706,623.74 is: 975,494.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,205.20 : 1,568,531.31 = 706,623.74 : x
  2. Step 2: Convert to fraction form
    1,136,205.20/1,568,531.31 = 706,623.74/x
  3. Step 3: Cross multiply
    1,136,205.20x = 1,568,531.31 × 706,623.74
  4. Step 4: Simplify right side
    1,136,205.20x = 1,108,361,460,579.30
  5. Step 5: Solve for x
    x = 1,108,361,460,579.30/1,136,205.20
  6. Step 6: Final answer
    x = 975,494.09

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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.