Home / 2,132,823.20-2,927,628.97-1,885,692.20

Finding the Fourth Proportional to 2,132,823.20, 2,927,628.97 and 1,885,692.20

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Solution

The fourth proportional to 2,132,823.20, 2,927,628.97 and 1,885,692.20 is: 2,588,403.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,132,823.20 : 2,927,628.97 = 1,885,692.20 : x
  2. Step 2: Convert to fraction form
    2,132,823.20/2,927,628.97 = 1,885,692.20/x
  3. Step 3: Cross multiply
    2,132,823.20x = 2,927,628.97 × 1,885,692.20
  4. Step 4: Simplify right side
    2,132,823.20x = 5,520,607,113,223.03
  5. Step 5: Solve for x
    x = 5,520,607,113,223.03/2,132,823.20
  6. Step 6: Final answer
    x = 2,588,403.54

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Why These Related Problems?

These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.