Home / 2,076,618.08-3,115,311.60-657,031.52

Finding the Fourth Proportional to 2,076,618.08, 3,115,311.60 and 657,031.52

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Solution

The fourth proportional to 2,076,618.08, 3,115,311.60 and 657,031.52 is: 985,668.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,618.08 : 3,115,311.60 = 657,031.52 : x
  2. Step 2: Convert to fraction form
    2,076,618.08/3,115,311.60 = 657,031.52/x
  3. Step 3: Cross multiply
    2,076,618.08x = 3,115,311.60 × 657,031.52
  4. Step 4: Simplify right side
    2,076,618.08x = 2,046,857,915,821.63
  5. Step 5: Solve for x
    x = 2,046,857,915,821.63/2,076,618.08
  6. Step 6: Final answer
    x = 985,668.93

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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.