Home / 1,446,005.10-2,169,007.65-699,509.10

Finding the Fourth Proportional to 1,446,005.10, 2,169,007.65 and 699,509.10

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Solution

The fourth proportional to 1,446,005.10, 2,169,007.65 and 699,509.10 is: 1,049,263.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446,005.10 : 2,169,007.65 = 699,509.10 : x
  2. Step 2: Convert to fraction form
    1,446,005.10/2,169,007.65 = 699,509.10/x
  3. Step 3: Cross multiply
    1,446,005.10x = 2,169,007.65 × 699,509.10
  4. Step 4: Simplify right side
    1,446,005.10x = 1,517,240,589,144.62
  5. Step 5: Solve for x
    x = 1,517,240,589,144.62/1,446,005.10
  6. Step 6: Final answer
    x = 1,049,263.65

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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.