Home / 1,945,023.09-2,915,539.33-746,622.69

Finding the Fourth Proportional to 1,945,023.09, 2,915,539.33 and 746,622.69

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Solution

The fourth proportional to 1,945,023.09, 2,915,539.33 and 746,622.69 is: 1,119,168.11

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,023.09 : 2,915,539.33 = 746,622.69 : x
  2. Step 2: Convert to fraction form
    1,945,023.09/2,915,539.33 = 746,622.69/x
  3. Step 3: Cross multiply
    1,945,023.09x = 2,915,539.33 × 746,622.69
  4. Step 4: Simplify right side
    1,945,023.09x = 2,176,807,817,365.40
  5. Step 5: Solve for x
    x = 2,176,807,817,365.40/1,945,023.09
  6. Step 6: Final answer
    x = 1,119,168.11

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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.