Home / 1,008,745.85-1,392,051.17-549,864.34

Finding the Fourth Proportional to 1,008,745.85, 1,392,051.17 and 549,864.34

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Solution

The fourth proportional to 1,008,745.85, 1,392,051.17 and 549,864.34 is: 758,802.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,008,745.85 : 1,392,051.17 = 549,864.34 : x
  2. Step 2: Convert to fraction form
    1,008,745.85/1,392,051.17 = 549,864.34/x
  3. Step 3: Cross multiply
    1,008,745.85x = 1,392,051.17 × 549,864.34
  4. Step 4: Simplify right side
    1,008,745.85x = 765,439,297,838.28
  5. Step 5: Solve for x
    x = 765,439,297,838.28/1,008,745.85
  6. Step 6: Final answer
    x = 758,802.92

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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.