Home / 1,085,000.55-1,627,589.60-544,979.16

Finding the Fourth Proportional to 1,085,000.55, 1,627,589.60 and 544,979.16

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Solution

The fourth proportional to 1,085,000.55, 1,627,589.60 and 544,979.16 is: 817,513.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,085,000.55 : 1,627,589.60 = 544,979.16 : x
  2. Step 2: Convert to fraction form
    1,085,000.55/1,627,589.60 = 544,979.16/x
  3. Step 3: Cross multiply
    1,085,000.55x = 1,627,589.60 × 544,979.16
  4. Step 4: Simplify right side
    1,085,000.55x = 887,002,410,307.84
  5. Step 5: Solve for x
    x = 887,002,410,307.84/1,085,000.55
  6. Step 6: Final answer
    x = 817,513.33

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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.