Home / 1,897,977.70-2,619,209.22-1,038,537.96

Finding the Fourth Proportional to 1,897,977.70, 2,619,209.22 and 1,038,537.96

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Solution

The fourth proportional to 1,897,977.70, 2,619,209.22 and 1,038,537.96 is: 1,433,182.38

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,897,977.70 : 2,619,209.22 = 1,038,537.96 : x
  2. Step 2: Convert to fraction form
    1,897,977.70/2,619,209.22 = 1,038,537.96/x
  3. Step 3: Cross multiply
    1,897,977.70x = 2,619,209.22 × 1,038,537.96
  4. Step 4: Simplify right side
    1,897,977.70x = 2,720,148,200,151.99
  5. Step 5: Solve for x
    x = 2,720,148,200,151.99/1,897,977.70
  6. Step 6: Final answer
    x = 1,433,182.38

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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.