Home / 1,358,143.15-2,037,215.10-505,103.34

Finding the Fourth Proportional to 1,358,143.15, 2,037,215.10 and 505,103.34

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Solution

The fourth proportional to 1,358,143.15, 2,037,215.10 and 505,103.34 is: 757,655.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,358,143.15 : 2,037,215.10 = 505,103.34 : x
  2. Step 2: Convert to fraction form
    1,358,143.15/2,037,215.10 = 505,103.34/x
  3. Step 3: Cross multiply
    1,358,143.15x = 2,037,215.10 × 505,103.34
  4. Step 4: Simplify right side
    1,358,143.15x = 1,029,004,151,308.43
  5. Step 5: Solve for x
    x = 1,029,004,151,308.43/1,358,143.15
  6. Step 6: Final answer
    x = 757,655.15

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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.