Home / 1,008,730.07-1,392,005.59-549,834.54

Finding the Fourth Proportional to 1,008,730.07, 1,392,005.59 and 549,834.54

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Solution

The fourth proportional to 1,008,730.07, 1,392,005.59 and 549,834.54 is: 758,748.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,730.07 : 1,392,005.59 = 549,834.54 : x
  2. Step 2: Convert to fraction form
    1,008,730.07/1,392,005.59 = 549,834.54/x
  3. Step 3: Cross multiply
    1,008,730.07x = 1,392,005.59 × 549,834.54
  4. Step 4: Simplify right side
    1,008,730.07x = 765,372,753,255.08
  5. Step 5: Solve for x
    x = 765,372,753,255.08/1,008,730.07
  6. Step 6: Final answer
    x = 758,748.82

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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.