Home / 1,905,964.09-2,859,296.96-626,643.80

Finding the Fourth Proportional to 1,905,964.09, 2,859,296.96 and 626,643.80

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Solution

The fourth proportional to 1,905,964.09, 2,859,296.96 and 626,643.80 is: 940,081.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,905,964.09 : 2,859,296.96 = 626,643.80 : x
  2. Step 2: Convert to fraction form
    1,905,964.09/2,859,296.96 = 626,643.80/x
  3. Step 3: Cross multiply
    1,905,964.09x = 2,859,296.96 × 626,643.80
  4. Step 4: Simplify right side
    1,905,964.09x = 1,791,760,712,342.85
  5. Step 5: Solve for x
    x = 1,791,760,712,342.85/1,905,964.09
  6. Step 6: Final answer
    x = 940,081.04

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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.