Home / 1,886,749.53-2,830,320.60-520,523.29

Finding the Fourth Proportional to 1,886,749.53, 2,830,320.60 and 520,523.29

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Solution

The fourth proportional to 1,886,749.53, 2,830,320.60 and 520,523.29 is: 780,839.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,886,749.53 : 2,830,320.60 = 520,523.29 : x
  2. Step 2: Convert to fraction form
    1,886,749.53/2,830,320.60 = 520,523.29/x
  3. Step 3: Cross multiply
    1,886,749.53x = 2,830,320.60 × 520,523.29
  4. Step 4: Simplify right side
    1,886,749.53x = 1,473,247,790,466.77
  5. Step 5: Solve for x
    x = 1,473,247,790,466.77/1,886,749.53
  6. Step 6: Final answer
    x = 780,839.09

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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.