Home / 1,690,392.80-2,535,617.00-475,998.64

Finding the Fourth Proportional to 1,690,392.80, 2,535,617.00 and 475,998.64

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Solution

The fourth proportional to 1,690,392.80, 2,535,617.00 and 475,998.64 is: 714,005.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,690,392.80 : 2,535,617.00 = 475,998.64 : x
  2. Step 2: Convert to fraction form
    1,690,392.80/2,535,617.00 = 475,998.64/x
  3. Step 3: Cross multiply
    1,690,392.80x = 2,535,617.00 × 475,998.64
  4. Step 4: Simplify right side
    1,690,392.80x = 1,206,950,234,841.84
  5. Step 5: Solve for x
    x = 1,206,950,234,841.84/1,690,392.80
  6. Step 6: Final answer
    x = 714,005.78

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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.