Home / 2,970,076.60-4,455,114.90-2,072,531.80

Finding the Fourth Proportional to 2,970,076.60, 4,455,114.90 and 2,072,531.80

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Solution

The fourth proportional to 2,970,076.60, 4,455,114.90 and 2,072,531.80 is: 3,108,797.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,970,076.60 : 4,455,114.90 = 2,072,531.80 : x
  2. Step 2: Convert to fraction form
    2,970,076.60/4,455,114.90 = 2,072,531.80/x
  3. Step 3: Cross multiply
    2,970,076.60x = 4,455,114.90 × 2,072,531.80
  4. Step 4: Simplify right side
    2,970,076.60x = 9,233,367,302,903.82
  5. Step 5: Solve for x
    x = 9,233,367,302,903.82/2,970,076.60
  6. Step 6: Final answer
    x = 3,108,797.70

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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.