Home / 1,690,090.23-2,535,550.04-492,023.28

Finding the Fourth Proportional to 1,690,090.23, 2,535,550.04 and 492,023.28

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Solution

The fourth proportional to 1,690,090.23, 2,535,550.04 and 492,023.28 is: 738,155.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,090.23 : 2,535,550.04 = 492,023.28 : x
  2. Step 2: Convert to fraction form
    1,690,090.23/2,535,550.04 = 492,023.28/x
  3. Step 3: Cross multiply
    1,690,090.23x = 2,535,550.04 × 492,023.28
  4. Step 4: Simplify right side
    1,690,090.23x = 1,247,549,644,824.82
  5. Step 5: Solve for x
    x = 1,247,549,644,824.82/1,690,090.23
  6. Step 6: Final answer
    x = 738,155.65

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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.