Home / 1,008,625.83-1,391,894.78-549,740.42

Finding the Fourth Proportional to 1,008,625.83, 1,391,894.78 and 549,740.42

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Solution

The fourth proportional to 1,008,625.83, 1,391,894.78 and 549,740.42 is: 758,636.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,625.83 : 1,391,894.78 = 549,740.42 : x
  2. Step 2: Convert to fraction form
    1,008,625.83/1,391,894.78 = 549,740.42/x
  3. Step 3: Cross multiply
    1,008,625.83x = 1,391,894.78 × 549,740.42
  4. Step 4: Simplify right side
    1,008,625.83x = 765,180,826,863.39
  5. Step 5: Solve for x
    x = 765,180,826,863.39/1,008,625.83
  6. Step 6: Final answer
    x = 758,636.95

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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.