Home / 1,136,240.60-1,568,044.59-626,975.78

Finding the Fourth Proportional to 1,136,240.60, 1,568,044.59 and 626,975.78

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Solution

The fourth proportional to 1,136,240.60, 1,568,044.59 and 626,975.78 is: 865,244.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,240.60 : 1,568,044.59 = 626,975.78 : x
  2. Step 2: Convert to fraction form
    1,136,240.60/1,568,044.59 = 626,975.78/x
  3. Step 3: Cross multiply
    1,136,240.60x = 1,568,044.59 × 626,975.78
  4. Step 4: Simplify right side
    1,136,240.60x = 983,125,979,890.03
  5. Step 5: Solve for x
    x = 983,125,979,890.03/1,136,240.60
  6. Step 6: Final answer
    x = 865,244.54

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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.