Home / 996,570.80-1,494,856.20-919,588.40

Finding the Fourth Proportional to 996,570.80, 1,494,856.20 and 919,588.40

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Solution

The fourth proportional to 996,570.80, 1,494,856.20 and 919,588.40 is: 1,379,382.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    996,570.80 : 1,494,856.20 = 919,588.40 : x
  2. Step 2: Convert to fraction form
    996,570.80/1,494,856.20 = 919,588.40/x
  3. Step 3: Cross multiply
    996,570.80x = 1,494,856.20 × 919,588.40
  4. Step 4: Simplify right side
    996,570.80x = 1,374,652,421,188.08
  5. Step 5: Solve for x
    x = 1,374,652,421,188.08/996,570.80
  6. Step 6: Final answer
    x = 1,379,382.60

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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.