Home / 1,851,813.12-2,777,941.92-653,488

Finding the Fourth Proportional to 1,851,813.12, 2,777,941.92 and 653,488

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Solution

The fourth proportional to 1,851,813.12, 2,777,941.92 and 653,488 is: 980,310.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,851,813.12 : 2,777,941.92 = 653,488 : x
  2. Step 2: Convert to fraction form
    1,851,813.12/2,777,941.92 = 653,488/x
  3. Step 3: Cross multiply
    1,851,813.12x = 2,777,941.92 × 653,488
  4. Step 4: Simplify right side
    1,851,813.12x = 1,815,351,709,416.96
  5. Step 5: Solve for x
    x = 1,815,351,709,416.96/1,851,813.12
  6. Step 6: Final answer
    x = 980,310.43

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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.