Home / 1,150,669.99-1,726,006.20-621,555.31

Finding the Fourth Proportional to 1,150,669.99, 1,726,006.20 and 621,555.31

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Solution

The fourth proportional to 1,150,669.99, 1,726,006.20 and 621,555.31 is: 932,333.62

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,150,669.99 : 1,726,006.20 = 621,555.31 : x
  2. Step 2: Convert to fraction form
    1,150,669.99/1,726,006.20 = 621,555.31/x
  3. Step 3: Cross multiply
    1,150,669.99x = 1,726,006.20 × 621,555.31
  4. Step 4: Simplify right side
    1,150,669.99x = 1,072,808,318,702.92
  5. Step 5: Solve for x
    x = 1,072,808,318,702.92/1,150,669.99
  6. Step 6: Final answer
    x = 932,333.62

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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.