Home / 1,995,538.50-2,993,333.67-665,842.50

Finding the Fourth Proportional to 1,995,538.50, 2,993,333.67 and 665,842.50

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Solution

The fourth proportional to 1,995,538.50, 2,993,333.67 and 665,842.50 is: 998,772.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,995,538.50 : 2,993,333.67 = 665,842.50 : x
  2. Step 2: Convert to fraction form
    1,995,538.50/2,993,333.67 = 665,842.50/x
  3. Step 3: Cross multiply
    1,995,538.50x = 2,993,333.67 × 665,842.50
  4. Step 4: Simplify right side
    1,995,538.50x = 1,993,088,774,166.98
  5. Step 5: Solve for x
    x = 1,993,088,774,166.98/1,995,538.50
  6. Step 6: Final answer
    x = 998,772.40

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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.