Home / 1,189,036.96-1,784,138.64-558,002.08

Finding the Fourth Proportional to 1,189,036.96, 1,784,138.64 and 558,002.08

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Solution

The fourth proportional to 1,189,036.96, 1,784,138.64 and 558,002.08 is: 837,276.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,189,036.96 : 1,784,138.64 = 558,002.08 : x
  2. Step 2: Convert to fraction form
    1,189,036.96/1,784,138.64 = 558,002.08/x
  3. Step 3: Cross multiply
    1,189,036.96x = 1,784,138.64 × 558,002.08
  4. Step 4: Simplify right side
    1,189,036.96x = 995,553,072,128.37
  5. Step 5: Solve for x
    x = 995,553,072,128.37/1,189,036.96
  6. Step 6: Final answer
    x = 837,276.81

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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.