Home / 920,527.20-1,379,494.80-731,311.20

Finding the Fourth Proportional to 920,527.20, 1,379,494.80 and 731,311.20

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Solution

The fourth proportional to 920,527.20, 1,379,494.80 and 731,311.20 is: 1,095,937.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    920,527.20 : 1,379,494.80 = 731,311.20 : x
  2. Step 2: Convert to fraction form
    920,527.20/1,379,494.80 = 731,311.20/x
  3. Step 3: Cross multiply
    920,527.20x = 1,379,494.80 × 731,311.20
  4. Step 4: Simplify right side
    920,527.20x = 1,008,839,997,581.76
  5. Step 5: Solve for x
    x = 1,008,839,997,581.76/920,527.20
  6. Step 6: Final answer
    x = 1,095,937.20

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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.