Home / 1,090,528.65-1,503,949.84-682,667.67

Finding the Fourth Proportional to 1,090,528.65, 1,503,949.84 and 682,667.67

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Solution

The fourth proportional to 1,090,528.65, 1,503,949.84 and 682,667.67 is: 941,468.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,090,528.65 : 1,503,949.84 = 682,667.67 : x
  2. Step 2: Convert to fraction form
    1,090,528.65/1,503,949.84 = 682,667.67/x
  3. Step 3: Cross multiply
    1,090,528.65x = 1,503,949.84 × 682,667.67
  4. Step 4: Simplify right side
    1,090,528.65x = 1,026,697,936,829.55
  5. Step 5: Solve for x
    x = 1,026,697,936,829.55/1,090,528.65
  6. Step 6: Final answer
    x = 941,468.10

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.