Home / 1,041,641.92-1,562,458.32-442,511.20

Finding the Fourth Proportional to 1,041,641.92, 1,562,458.32 and 442,511.20

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Solution

The fourth proportional to 1,041,641.92, 1,562,458.32 and 442,511.20 is: 663,764.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,041,641.92 : 1,562,458.32 = 442,511.20 : x
  2. Step 2: Convert to fraction form
    1,041,641.92/1,562,458.32 = 442,511.20/x
  3. Step 3: Cross multiply
    1,041,641.92x = 1,562,458.32 × 442,511.20
  4. Step 4: Simplify right side
    1,041,641.92x = 691,405,306,133.18
  5. Step 5: Solve for x
    x = 691,405,306,133.18/1,041,641.92
  6. Step 6: Final answer
    x = 663,764.86

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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.