Home / 2,114,030.20-2,917,346.88-1,147,135.90

Finding the Fourth Proportional to 2,114,030.20, 2,917,346.88 and 1,147,135.90

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Solution

The fourth proportional to 2,114,030.20, 2,917,346.88 and 1,147,135.90 is: 1,583,039.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,114,030.20 : 2,917,346.88 = 1,147,135.90 : x
  2. Step 2: Convert to fraction form
    2,114,030.20/2,917,346.88 = 1,147,135.90/x
  3. Step 3: Cross multiply
    2,114,030.20x = 2,917,346.88 × 1,147,135.90
  4. Step 4: Simplify right side
    2,114,030.20x = 3,346,593,338,800.99
  5. Step 5: Solve for x
    x = 3,346,593,338,800.99/2,114,030.20
  6. Step 6: Final answer
    x = 1,583,039.51

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.