Home / 1,898,173.14-2,619,479.01-1,038,733.44

Finding the Fourth Proportional to 1,898,173.14, 2,619,479.01 and 1,038,733.44

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Solution

The fourth proportional to 1,898,173.14, 2,619,479.01 and 1,038,733.44 is: 1,433,452.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,898,173.14 : 2,619,479.01 = 1,038,733.44 : x
  2. Step 2: Convert to fraction form
    1,898,173.14/2,619,479.01 = 1,038,733.44/x
  3. Step 3: Cross multiply
    1,898,173.14x = 2,619,479.01 × 1,038,733.44
  4. Step 4: Simplify right side
    1,898,173.14x = 2,720,940,443,065.09
  5. Step 5: Solve for x
    x = 2,720,940,443,065.09/1,898,173.14
  6. Step 6: Final answer
    x = 1,433,452.19

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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.