Home / 1,358,506.10-1,875,310.44-917,067.44

Finding the Fourth Proportional to 1,358,506.10, 1,875,310.44 and 917,067.44

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Solution

The fourth proportional to 1,358,506.10, 1,875,310.44 and 917,067.44 is: 1,265,939.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,506.10 : 1,875,310.44 = 917,067.44 : x
  2. Step 2: Convert to fraction form
    1,358,506.10/1,875,310.44 = 917,067.44/x
  3. Step 3: Cross multiply
    1,358,506.10x = 1,875,310.44 × 917,067.44
  4. Step 4: Simplify right side
    1,358,506.10x = 1,719,786,144,416.07
  5. Step 5: Solve for x
    x = 1,719,786,144,416.07/1,358,506.10
  6. Step 6: Final answer
    x = 1,265,939.21

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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.