Home / 1,046,090.40-1,569,281.40-447,046.80

Finding the Fourth Proportional to 1,046,090.40, 1,569,281.40 and 447,046.80

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Solution

The fourth proportional to 1,046,090.40, 1,569,281.40 and 447,046.80 is: 670,632.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,046,090.40 : 1,569,281.40 = 447,046.80 : x
  2. Step 2: Convert to fraction form
    1,046,090.40/1,569,281.40 = 447,046.80/x
  3. Step 3: Cross multiply
    1,046,090.40x = 1,569,281.40 × 447,046.80
  4. Step 4: Simplify right side
    1,046,090.40x = 701,542,228,169.52
  5. Step 5: Solve for x
    x = 701,542,228,169.52/1,046,090.40
  6. Step 6: Final answer
    x = 670,632.51

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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.