Home / 2,519,765.12-3,779,661.90-626,506.76

Finding the Fourth Proportional to 2,519,765.12, 3,779,661.90 and 626,506.76

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Solution

The fourth proportional to 2,519,765.12, 3,779,661.90 and 626,506.76 is: 939,763.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,519,765.12 : 3,779,661.90 = 626,506.76 : x
  2. Step 2: Convert to fraction form
    2,519,765.12/3,779,661.90 = 626,506.76/x
  3. Step 3: Cross multiply
    2,519,765.12x = 3,779,661.90 × 626,506.76
  4. Step 4: Simplify right side
    2,519,765.12x = 2,367,983,730,864.44
  5. Step 5: Solve for x
    x = 2,367,983,730,864.44/2,519,765.12
  6. Step 6: Final answer
    x = 939,763.68

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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.