Home / 1,620,779.98-2,431,265.08-609,910.54

Finding the Fourth Proportional to 1,620,779.98, 2,431,265.08 and 609,910.54

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Solution

The fourth proportional to 1,620,779.98, 2,431,265.08 and 609,910.54 is: 914,901.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,620,779.98 : 2,431,265.08 = 609,910.54 : x
  2. Step 2: Convert to fraction form
    1,620,779.98/2,431,265.08 = 609,910.54/x
  3. Step 3: Cross multiply
    1,620,779.98x = 2,431,265.08 × 609,910.54
  4. Step 4: Simplify right side
    1,620,779.98x = 1,482,854,197,825.94
  5. Step 5: Solve for x
    x = 1,482,854,197,825.94/1,620,779.98
  6. Step 6: Final answer
    x = 914,901.60

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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.