Home / 1,790,346.65-2,685,493.34-442,509.18

Finding the Fourth Proportional to 1,790,346.65, 2,685,493.34 and 442,509.18

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Solution

The fourth proportional to 1,790,346.65, 2,685,493.34 and 442,509.18 is: 663,757.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,790,346.65 : 2,685,493.34 = 442,509.18 : x
  2. Step 2: Convert to fraction form
    1,790,346.65/2,685,493.34 = 442,509.18/x
  3. Step 3: Cross multiply
    1,790,346.65x = 2,685,493.34 × 442,509.18
  4. Step 4: Simplify right side
    1,790,346.65x = 1,188,355,445,155.12
  5. Step 5: Solve for x
    x = 1,188,355,445,155.12/1,790,346.65
  6. Step 6: Final answer
    x = 663,757.18

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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.