Home / 2,076,874.60-3,115,733.10-1,178,746.60

Finding the Fourth Proportional to 2,076,874.60, 3,115,733.10 and 1,178,746.60

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Solution

The fourth proportional to 2,076,874.60, 3,115,733.10 and 1,178,746.60 is: 1,768,358.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,874.60 : 3,115,733.10 = 1,178,746.60 : x
  2. Step 2: Convert to fraction form
    2,076,874.60/3,115,733.10 = 1,178,746.60/x
  3. Step 3: Cross multiply
    2,076,874.60x = 3,115,733.10 × 1,178,746.60
  4. Step 4: Simplify right side
    2,076,874.60x = 3,672,659,798,132.46
  5. Step 5: Solve for x
    x = 3,672,659,798,132.46/2,076,874.60
  6. Step 6: Final answer
    x = 1,768,358.96

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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.