Home / 1,136,525.04-1,568,358.72-627,220.80

Finding the Fourth Proportional to 1,136,525.04, 1,568,358.72 and 627,220.80

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Solution

The fourth proportional to 1,136,525.04, 1,568,358.72 and 627,220.80 is: 865,539.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,525.04 : 1,568,358.72 = 627,220.80 : x
  2. Step 2: Convert to fraction form
    1,136,525.04/1,568,358.72 = 627,220.80/x
  3. Step 3: Cross multiply
    1,136,525.04x = 1,568,358.72 × 627,220.80
  4. Step 4: Simplify right side
    1,136,525.04x = 983,707,211,045.38
  5. Step 5: Solve for x
    x = 983,707,211,045.38/1,136,525.04
  6. Step 6: Final answer
    x = 865,539.41

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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.