Home / 2,018,287.68-3,026,692.80-670,205.76

Finding the Fourth Proportional to 2,018,287.68, 3,026,692.80 and 670,205.76

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Solution

The fourth proportional to 2,018,287.68, 3,026,692.80 and 670,205.76 is: 1,005,063.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,018,287.68 : 3,026,692.80 = 670,205.76 : x
  2. Step 2: Convert to fraction form
    2,018,287.68/3,026,692.80 = 670,205.76/x
  3. Step 3: Cross multiply
    2,018,287.68x = 3,026,692.80 × 670,205.76
  4. Step 4: Simplify right side
    2,018,287.68x = 2,028,506,948,310.53
  5. Step 5: Solve for x
    x = 2,028,506,948,310.53/2,018,287.68
  6. Step 6: Final answer
    x = 1,005,063.34

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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.