Home / 1,008,673.65-1,391,960.73-549,788.19

Finding the Fourth Proportional to 1,008,673.65, 1,391,960.73 and 549,788.19

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Solution

The fourth proportional to 1,008,673.65, 1,391,960.73 and 549,788.19 is: 758,702.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,673.65 : 1,391,960.73 = 549,788.19 : x
  2. Step 2: Convert to fraction form
    1,008,673.65/1,391,960.73 = 549,788.19/x
  3. Step 3: Cross multiply
    1,008,673.65x = 1,391,960.73 × 549,788.19
  4. Step 4: Simplify right side
    1,008,673.65x = 765,283,570,297.78
  5. Step 5: Solve for x
    x = 765,283,570,297.78/1,008,673.65
  6. Step 6: Final answer
    x = 758,702.85

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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.