Home / 1,308,661.60-1,962,992.40-1,182,690.40

Finding the Fourth Proportional to 1,308,661.60, 1,962,992.40 and 1,182,690.40

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Solution

The fourth proportional to 1,308,661.60, 1,962,992.40 and 1,182,690.40 is: 1,774,035.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,308,661.60 : 1,962,992.40 = 1,182,690.40 : x
  2. Step 2: Convert to fraction form
    1,308,661.60/1,962,992.40 = 1,182,690.40/x
  3. Step 3: Cross multiply
    1,308,661.60x = 1,962,992.40 × 1,182,690.40
  4. Step 4: Simplify right side
    1,308,661.60x = 2,321,612,266,752.96
  5. Step 5: Solve for x
    x = 2,321,612,266,752.96/1,308,661.60
  6. Step 6: Final answer
    x = 1,774,035.60

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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.