Home / 1,358,143.90-2,037,216.22-505,104.10

Finding the Fourth Proportional to 1,358,143.90, 2,037,216.22 and 505,104.10

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Solution

The fourth proportional to 1,358,143.90, 2,037,216.22 and 505,104.10 is: 757,656.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,143.90 : 2,037,216.22 = 505,104.10 : x
  2. Step 2: Convert to fraction form
    1,358,143.90/2,037,216.22 = 505,104.10/x
  3. Step 3: Cross multiply
    1,358,143.90x = 2,037,216.22 × 505,104.10
  4. Step 4: Simplify right side
    1,358,143.90x = 1,029,006,265,308.50
  5. Step 5: Solve for x
    x = 1,029,006,265,308.50/1,358,143.90
  6. Step 6: Final answer
    x = 757,656.29

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Double scale
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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.