Home / 1,658,847.80-2,486,789.88-647,734.52

Finding the Fourth Proportional to 1,658,847.80, 2,486,789.88 and 647,734.52

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Solution

The fourth proportional to 1,658,847.80, 2,486,789.88 and 647,734.52 is: 971,023.17

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,658,847.80 : 2,486,789.88 = 647,734.52 : x
  2. Step 2: Convert to fraction form
    1,658,847.80/2,486,789.88 = 647,734.52/x
  3. Step 3: Cross multiply
    1,658,847.80x = 2,486,789.88 × 647,734.52
  4. Step 4: Simplify right side
    1,658,847.80x = 1,610,779,649,262.66
  5. Step 5: Solve for x
    x = 1,610,779,649,262.66/1,658,847.80
  6. Step 6: Final answer
    x = 971,023.17

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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.