Home / 1,774,658.40-2,661,987.60-829,874.40

Finding the Fourth Proportional to 1,774,658.40, 2,661,987.60 and 829,874.40

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Solution

The fourth proportional to 1,774,658.40, 2,661,987.60 and 829,874.40 is: 1,244,811.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,774,658.40 : 2,661,987.60 = 829,874.40 : x
  2. Step 2: Convert to fraction form
    1,774,658.40/2,661,987.60 = 829,874.40/x
  3. Step 3: Cross multiply
    1,774,658.40x = 2,661,987.60 × 829,874.40
  4. Step 4: Simplify right side
    1,774,658.40x = 2,209,115,362,357.44
  5. Step 5: Solve for x
    x = 2,209,115,362,357.44/1,774,658.40
  6. Step 6: Final answer
    x = 1,244,811.60

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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.