Home / 1,827,154.84-2,740,914.78-628,918.60

Finding the Fourth Proportional to 1,827,154.84, 2,740,914.78 and 628,918.60

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Solution

The fourth proportional to 1,827,154.84, 2,740,914.78 and 628,918.60 is: 943,440.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,827,154.84 : 2,740,914.78 = 628,918.60 : x
  2. Step 2: Convert to fraction form
    1,827,154.84/2,740,914.78 = 628,918.60/x
  3. Step 3: Cross multiply
    1,827,154.84x = 2,740,914.78 × 628,918.60
  4. Step 4: Simplify right side
    1,827,154.84x = 1,723,812,286,156.91
  5. Step 5: Solve for x
    x = 1,723,812,286,156.91/1,827,154.84
  6. Step 6: Final answer
    x = 943,440.72

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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.