Home / 2,685,308.57-4,027,853.61-663,501.56

Finding the Fourth Proportional to 2,685,308.57, 4,027,853.61 and 663,501.56

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Solution

The fourth proportional to 2,685,308.57, 4,027,853.61 and 663,501.56 is: 995,225.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,685,308.57 : 4,027,853.61 = 663,501.56 : x
  2. Step 2: Convert to fraction form
    2,685,308.57/4,027,853.61 = 663,501.56/x
  3. Step 3: Cross multiply
    2,685,308.57x = 4,027,853.61 × 663,501.56
  4. Step 4: Simplify right side
    2,685,308.57x = 2,672,487,153,686.63
  5. Step 5: Solve for x
    x = 2,672,487,153,686.63/2,685,308.57
  6. Step 6: Final answer
    x = 995,225.35

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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.