Home / 1,623,791.40-2,435,687.10-626,519.40

Finding the Fourth Proportional to 1,623,791.40, 2,435,687.10 and 626,519.40

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Solution

The fourth proportional to 1,623,791.40, 2,435,687.10 and 626,519.40 is: 939,779.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,623,791.40 : 2,435,687.10 = 626,519.40 : x
  2. Step 2: Convert to fraction form
    1,623,791.40/2,435,687.10 = 626,519.40/x
  3. Step 3: Cross multiply
    1,623,791.40x = 2,435,687.10 × 626,519.40
  4. Step 4: Simplify right side
    1,623,791.40x = 1,526,005,220,479.74
  5. Step 5: Solve for x
    x = 1,526,005,220,479.74/1,623,791.40
  6. Step 6: Final answer
    x = 939,779.10

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Why These Related Problems?

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