Home / 1,945,341.34-2,918,405.67-683,267.38

Finding the Fourth Proportional to 1,945,341.34, 2,918,405.67 and 683,267.38

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Solution

The fourth proportional to 1,945,341.34, 2,918,405.67 and 683,267.38 is: 1,025,039.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,945,341.34 : 2,918,405.67 = 683,267.38 : x
  2. Step 2: Convert to fraction form
    1,945,341.34/2,918,405.67 = 683,267.38/x
  3. Step 3: Cross multiply
    1,945,341.34x = 2,918,405.67 × 683,267.38
  4. Step 4: Simplify right side
    1,945,341.34x = 1,994,051,395,918.04
  5. Step 5: Solve for x
    x = 1,994,051,395,918.04/1,945,341.34
  6. Step 6: Final answer
    x = 1,025,039.34

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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.