Home / 1,679,948.11-2,519,221.51-526,897.60

Finding the Fourth Proportional to 1,679,948.11, 2,519,221.51 and 526,897.60

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Solution

The fourth proportional to 1,679,948.11, 2,519,221.51 and 526,897.60 is: 790,126.64

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,948.11 : 2,519,221.51 = 526,897.60 : x
  2. Step 2: Convert to fraction form
    1,679,948.11/2,519,221.51 = 526,897.60/x
  3. Step 3: Cross multiply
    1,679,948.11x = 2,519,221.51 × 526,897.60
  4. Step 4: Simplify right side
    1,679,948.11x = 1,327,371,761,847.94
  5. Step 5: Solve for x
    x = 1,327,371,761,847.94/1,679,948.11
  6. Step 6: Final answer
    x = 790,126.64

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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.