Home / 2,076,350.70-3,115,400.85-1,130,400.30

Finding the Fourth Proportional to 2,076,350.70, 3,115,400.85 and 1,130,400.30

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Solution

The fourth proportional to 2,076,350.70, 3,115,400.85 and 1,130,400.30 is: 1,696,076.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,076,350.70 : 3,115,400.85 = 1,130,400.30 : x
  2. Step 2: Convert to fraction form
    2,076,350.70/3,115,400.85 = 1,130,400.30/x
  3. Step 3: Cross multiply
    2,076,350.70x = 3,115,400.85 × 1,130,400.30
  4. Step 4: Simplify right side
    2,076,350.70x = 3,521,650,055,460.26
  5. Step 5: Solve for x
    x = 3,521,650,055,460.26/2,076,350.70
  6. Step 6: Final answer
    x = 1,696,076.71

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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.