Home / 1,245,282.60-1,867,923.90-614,114.40

Finding the Fourth Proportional to 1,245,282.60, 1,867,923.90 and 614,114.40

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Solution

The fourth proportional to 1,245,282.60, 1,867,923.90 and 614,114.40 is: 921,171.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,245,282.60 : 1,867,923.90 = 614,114.40 : x
  2. Step 2: Convert to fraction form
    1,245,282.60/1,867,923.90 = 614,114.40/x
  3. Step 3: Cross multiply
    1,245,282.60x = 1,867,923.90 × 614,114.40
  4. Step 4: Simplify right side
    1,245,282.60x = 1,147,118,965,094.16
  5. Step 5: Solve for x
    x = 1,147,118,965,094.16/1,245,282.60
  6. Step 6: Final answer
    x = 921,171.60

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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.