Home / 1,342,575-2,013,867.90-543,871.62

Finding the Fourth Proportional to 1,342,575, 2,013,867.90 and 543,871.62

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Solution

The fourth proportional to 1,342,575, 2,013,867.90 and 543,871.62 is: 815,809.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,342,575 : 2,013,867.90 = 543,871.62 : x
  2. Step 2: Convert to fraction form
    1,342,575/2,013,867.90 = 543,871.62/x
  3. Step 3: Cross multiply
    1,342,575x = 2,013,867.90 × 543,871.62
  4. Step 4: Simplify right side
    1,342,575x = 1,095,285,597,239.00
  5. Step 5: Solve for x
    x = 1,095,285,597,239.00/1,342,575
  6. Step 6: Final answer
    x = 815,809.62

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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.