Home / 1,008,455.92-1,391,669.41-549,570.62

Finding the Fourth Proportional to 1,008,455.92, 1,391,669.41 and 549,570.62

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Solution

The fourth proportional to 1,008,455.92, 1,391,669.41 and 549,570.62 is: 758,407.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,455.92 : 1,391,669.41 = 549,570.62 : x
  2. Step 2: Convert to fraction form
    1,008,455.92/1,391,669.41 = 549,570.62/x
  3. Step 3: Cross multiply
    1,008,455.92x = 1,391,669.41 × 549,570.62
  4. Step 4: Simplify right side
    1,008,455.92x = 764,820,620,488.73
  5. Step 5: Solve for x
    x = 764,820,620,488.73/1,008,455.92
  6. Step 6: Final answer
    x = 758,407.59

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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.