Home / 1,679,964.88-2,519,246.58-526,914.40

Finding the Fourth Proportional to 1,679,964.88, 2,519,246.58 and 526,914.40

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Solution

The fourth proportional to 1,679,964.88, 2,519,246.58 and 526,914.40 is: 790,151.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,679,964.88 : 2,519,246.58 = 526,914.40 : x
  2. Step 2: Convert to fraction form
    1,679,964.88/2,519,246.58 = 526,914.40/x
  3. Step 3: Cross multiply
    1,679,964.88x = 2,519,246.58 × 526,914.40
  4. Step 4: Simplify right side
    1,679,964.88x = 1,327,427,300,152.75
  5. Step 5: Solve for x
    x = 1,327,427,300,152.75/1,679,964.88
  6. Step 6: Final answer
    x = 790,151.82

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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.