Home / 1,623,786.40-2,435,679.60-626,514.40

Finding the Fourth Proportional to 1,623,786.40, 2,435,679.60 and 626,514.40

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Solution

The fourth proportional to 1,623,786.40, 2,435,679.60 and 626,514.40 is: 939,771.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,786.40 : 2,435,679.60 = 626,514.40 : x
  2. Step 2: Convert to fraction form
    1,623,786.40/2,435,679.60 = 626,514.40/x
  3. Step 3: Cross multiply
    1,623,786.40x = 2,435,679.60 × 626,514.40
  4. Step 4: Simplify right side
    1,623,786.40x = 1,525,988,343,186.24
  5. Step 5: Solve for x
    x = 1,525,988,343,186.24/1,623,786.40
  6. Step 6: Final answer
    x = 939,771.60

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.