Home / 2,190,958.40-3,286,437.60-614,817.60

Finding the Fourth Proportional to 2,190,958.40, 3,286,437.60 and 614,817.60

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Solution

The fourth proportional to 2,190,958.40, 3,286,437.60 and 614,817.60 is: 922,226.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,190,958.40 : 3,286,437.60 = 614,817.60 : x
  2. Step 2: Convert to fraction form
    2,190,958.40/3,286,437.60 = 614,817.60/x
  3. Step 3: Cross multiply
    2,190,958.40x = 3,286,437.60 × 614,817.60
  4. Step 4: Simplify right side
    2,190,958.40x = 2,020,559,677,781.76
  5. Step 5: Solve for x
    x = 2,020,559,677,781.76/2,190,958.40
  6. Step 6: Final answer
    x = 922,226.40

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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.