Home / 2,083,119.40-3,124,851.90-663,135.40

Finding the Fourth Proportional to 2,083,119.40, 3,124,851.90 and 663,135.40

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Solution

The fourth proportional to 2,083,119.40, 3,124,851.90 and 663,135.40 is: 994,758.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,083,119.40 : 3,124,851.90 = 663,135.40 : x
  2. Step 2: Convert to fraction form
    2,083,119.40/3,124,851.90 = 663,135.40/x
  3. Step 3: Cross multiply
    2,083,119.40x = 3,124,851.90 × 663,135.40
  4. Step 4: Simplify right side
    2,083,119.40x = 2,072,199,914,647.26
  5. Step 5: Solve for x
    x = 2,072,199,914,647.26/2,083,119.40
  6. Step 6: Final answer
    x = 994,758.11

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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.