Home / 1,898,097.90-2,619,375-1,038,658.26

Finding the Fourth Proportional to 1,898,097.90, 2,619,375 and 1,038,658.26

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Solution

The fourth proportional to 1,898,097.90, 2,619,375 and 1,038,658.26 is: 1,433,348.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,097.90 : 2,619,375 = 1,038,658.26 : x
  2. Step 2: Convert to fraction form
    1,898,097.90/2,619,375 = 1,038,658.26/x
  3. Step 3: Cross multiply
    1,898,097.90x = 2,619,375 × 1,038,658.26
  4. Step 4: Simplify right side
    1,898,097.90x = 2,720,635,479,787.50
  5. Step 5: Solve for x
    x = 2,720,635,479,787.50/1,898,097.90
  6. Step 6: Final answer
    x = 1,433,348.34

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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.