Home / 1,039,650.09-1,559,622.93-320,051.82

Finding the Fourth Proportional to 1,039,650.09, 1,559,622.93 and 320,051.82

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Solution

The fourth proportional to 1,039,650.09, 1,559,622.93 and 320,051.82 is: 480,123.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,039,650.09 : 1,559,622.93 = 320,051.82 : x
  2. Step 2: Convert to fraction form
    1,039,650.09/1,559,622.93 = 320,051.82/x
  3. Step 3: Cross multiply
    1,039,650.09x = 1,559,622.93 × 320,051.82
  4. Step 4: Simplify right side
    1,039,650.09x = 499,160,157,260.23
  5. Step 5: Solve for x
    x = 499,160,157,260.23/1,039,650.09
  6. Step 6: Final answer
    x = 480,123.23

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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.