Home / 1,669,234.15-2,303,545.80-905,288.32

Finding the Fourth Proportional to 1,669,234.15, 2,303,545.80 and 905,288.32

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Solution

The fourth proportional to 1,669,234.15, 2,303,545.80 and 905,288.32 is: 1,249,299.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,669,234.15 : 2,303,545.80 = 905,288.32 : x
  2. Step 2: Convert to fraction form
    1,669,234.15/2,303,545.80 = 905,288.32/x
  3. Step 3: Cross multiply
    1,669,234.15x = 2,303,545.80 × 905,288.32
  4. Step 4: Simplify right side
    1,669,234.15x = 2,085,373,107,325.06
  5. Step 5: Solve for x
    x = 2,085,373,107,325.06/1,669,234.15
  6. Step 6: Final answer
    x = 1,249,299.33

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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.