Home / 1,048,780.96-1,446,495.49-717,833.05

Finding the Fourth Proportional to 1,048,780.96, 1,446,495.49 and 717,833.05

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Solution

The fourth proportional to 1,048,780.96, 1,446,495.49 and 717,833.05 is: 990,046.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,780.96 : 1,446,495.49 = 717,833.05 : x
  2. Step 2: Convert to fraction form
    1,048,780.96/1,446,495.49 = 717,833.05/x
  3. Step 3: Cross multiply
    1,048,780.96x = 1,446,495.49 × 717,833.05
  4. Step 4: Simplify right side
    1,048,780.96x = 1,038,342,269,397.94
  5. Step 5: Solve for x
    x = 1,038,342,269,397.94/1,048,780.96
  6. Step 6: Final answer
    x = 990,046.83

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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.