Home / 1,136,199.30-1,567,987.82-626,934.48

Finding the Fourth Proportional to 1,136,199.30, 1,567,987.82 and 626,934.48

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Solution

The fourth proportional to 1,136,199.30, 1,567,987.82 and 626,934.48 is: 865,187.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,199.30 : 1,567,987.82 = 626,934.48 : x
  2. Step 2: Convert to fraction form
    1,136,199.30/1,567,987.82 = 626,934.48/x
  3. Step 3: Cross multiply
    1,136,199.30x = 1,567,987.82 × 626,934.48
  4. Step 4: Simplify right side
    1,136,199.30x = 983,025,617,603.42
  5. Step 5: Solve for x
    x = 983,025,617,603.42/1,136,199.30
  6. Step 6: Final answer
    x = 865,187.67

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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.