Home / 1,136,147.50-1,567,883.55-626,849.88

Finding the Fourth Proportional to 1,136,147.50, 1,567,883.55 and 626,849.88

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Solution

The fourth proportional to 1,136,147.50, 1,567,883.55 and 626,849.88 is: 865,052.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,136,147.50 : 1,567,883.55 = 626,849.88 : x
  2. Step 2: Convert to fraction form
    1,136,147.50/1,567,883.55 = 626,849.88/x
  3. Step 3: Cross multiply
    1,136,147.50x = 1,567,883.55 × 626,849.88
  4. Step 4: Simplify right side
    1,136,147.50x = 982,827,615,171.47
  5. Step 5: Solve for x
    x = 982,827,615,171.47/1,136,147.50
  6. Step 6: Final answer
    x = 865,052.83

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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.